Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 28-Feb 2022. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 158054011 | Muscle spasms of head AND/OR neck | en | Synonym (core metadata concept) | Inactive | Only initial character case insensitive (core metadata concept) | SNOMED CT core | 
| 158055012 | Muscle spasms of head and neck | en | Synonym (core metadata concept) | Inactive | Only initial character case insensitive (core metadata concept) | SNOMED CT core | 
| 839567011 | Muscle spasms of head AND/OR neck (disorder) | en | Fully specified name | Inactive | Only initial character case insensitive (core metadata concept) | SNOMED CT core | 
| 4695178019 | Muscle spasm of head and/or neck (disorder) | en | Fully specified name | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 4695179010 | Muscle spasm of head and/or neck | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Muscle spasm of head and/or neck (disorder) | Is a | Disorder of skeletal muscle | true | Inferred relationship | Some | ||
| Muscle spasm of head and/or neck (disorder) | Is a | Disorder of head (disorder) | false | Inferred relationship | Some | ||
| Muscle spasm of head and/or neck (disorder) | Finding site | Skeletal muscle structure of head | false | Inferred relationship | Some | ||
| Muscle spasm of head and/or neck (disorder) | Is a | Spasm | true | Inferred relationship | Some | ||
| Muscle spasm of head and/or neck (disorder) | Finding site | Skeletal muscle structure of head and/or neck (body structure) | true | Inferred relationship | Some | 1 | |
| Muscle spasm of head and/or neck (disorder) | Is a | Finding of head and neck region | false | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Spasmodic torticollis | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Muscle spasm of cervical muscle of neck | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Myospasm of masticatory muscle | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Pharyngeal spasm | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Laryngeal spasm (disorder) | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Blepharospasm | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Hemifacial spasm | Is a | True | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | |
| Benign paroxysmal torticollis of infancy | Is a | False | Muscle spasm of head and/or neck (disorder) | Inferred relationship | Some | 
Reference Sets