707355002: Primary squamous cell carcinoma of sphenoidal sinus (disorder)

SNOMED CT Concept\Clinical finding (finding)\...

\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of body region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Mass of body structure\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus

\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Mass of head (finding)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Finding of head region\Facial sinus finding\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Head finding (finding)\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Ear, nose and throat finding\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Mass of head (finding)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Finding of head and neck region\Mass of head and/or neck (finding)\Neoplasm of head and neck\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus

\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Facial sinus finding\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Upper respiratory tract finding\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Mass of nasal sinus (finding)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Mass of respiratory structure\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Respiratory finding\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus

\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant epithelial neoplasm (disorder)\Squamous cell carcinoma (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant epithelial neoplasm (disorder)\Squamous cell carcinoma (disorder)\Squamous cell carcinoma of head and neck (disorder)\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant epithelial neoplasm (disorder)\Squamous cell carcinoma (disorder)\Squamous cell carcinoma of head and neck (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Primary malignant neoplasm (disorder)\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Malignant neoplastic disease (disorder)\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of upper aerodigestive tract (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Squamous cell carcinoma of head and neck (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Malignant tumor of head and neck\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Neoplasm and/or hamartoma (disorder)\Neoplastic disease\Neoplasm of head and neck\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary squamous cell carcinoma of respiratory system (disorder)\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Malignant neoplasm of respiratory system (disorder)\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Neoplasm of respiratory system (disorder)\Neoplasm of respiratory tract\Primary malignant neoplasm of respiratory tract\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of body system\Disorder of respiratory system (disorder)\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Malignant tumor of ear, nose and throat\Primary malignant neoplasm of ear, nose AND/OR throat (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Tumour of ear, nose and throat\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Malignant neoplasm of upper respiratory tract (disorder)\Primary malignant neoplasm of upper respiratory tract\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Neoplasm of upper respiratory tract\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Ear, nose and throat disorder\Disorder of upper respiratory system (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Neoplasm of head\Primary malignant neoplasm of head\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary squamous cell carcinoma of accessory sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Malignant tumour of nasal sinuses\Primary malignant neoplasm of accessory sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Neoplasm of accessory sinus\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Squamous cell carcinoma of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus
\Disease\Disorder of head (disorder)\Disorder of nasal sinus (disorder)\Disorder of sphenoidal sinus (disorder)\Neoplasm of sphenoidal sinus\Malignant tumor of sphenoid sinus\Primary malignant neoplasm of sphenoidal sinus\Primary squamous cell carcinoma of sphenoidal sinus

Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2015. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module

3029695013 Primary squamous cell carcinoma of sphenoidal sinus en Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT core
3029716016 Primary squamous cell carcinoma of sphenoidal sinus (disorder) en Fully specified name Active Entire term case insensitive (core metadata concept) SNOMED CT core
3030473016 Squamous cell carcinoma of sphenoidal sinus en Synonym (core metadata concept) Inactive Entire term case insensitive (core metadata concept) SNOMED CT core
5456141000241115 carcinome épidermoïde primitif du sinus sphénoïdal fr Synonym (core metadata concept) Active Entire term case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

Expanded Value Set

Outbound Relationships	Type	Target	Active	Characteristic	Refinability	Group	Values
Primary squamous cell carcinoma of sphenoidal sinus	Is a	Primary malignant neoplasm of sphenoidal sinus	true	Inferred relationship	Some
Primary squamous cell carcinoma of sphenoidal sinus	Is a	Primary squamous cell carcinoma of accessory sinus	true	Inferred relationship	Some
Primary squamous cell carcinoma of sphenoidal sinus	Associated morphology	Malignant squamous tumor, primary	false	Inferred relationship	Some	1
Primary squamous cell carcinoma of sphenoidal sinus	Finding site	Sphenoid sinus structure	true	Inferred relationship	Some	1
Primary squamous cell carcinoma of sphenoidal sinus	Associated morphology	Squamous cell carcinoma (morphologic abnormality)	true	Inferred relationship	Some	1
Primary squamous cell carcinoma of sphenoidal sinus	Is a	Squamous cell carcinoma of sphenoidal sinus	true	Inferred relationship	Some
Primary squamous cell carcinoma of sphenoidal sinus	Pathological process (attribute)	Malignant proliferation of primary neoplasm (qualifier value)	true	Inferred relationship	Some	1

Inbound Relationships

Type

Active

Source

Characteristic

Refinability

Group

This concept is not in any reference sets