Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2020. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Malignant meningioma of optic nerve sheath (disorder) | Is a | True | Meningioma of optic nerve sheath | Inferred relationship | Some | |
| Primary optic nerve sheath meningioma (disorder) | Is a | True | Meningioma of optic nerve sheath | Inferred relationship | Some | |
| Secondary optic nerve sheath meningioma (disorder) | Is a | True | Meningioma of optic nerve sheath | Inferred relationship | Some | |
| Meningioma of orbit (disorder) | Is a | False | Meningioma of optic nerve sheath | Inferred relationship | Some |
This concept is not in any reference sets