Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 64626010 | Internal sheath of optic nerve | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 487488019 | Structure of internal sheath of optic nerve | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 770582017 | Structure of internal sheath of optic nerve (body structure) | en | Fully specified name | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core | 
| 2092301000052115 | intern skidstruktur hos nervus opticus, struktur | sv | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT Sweden NRC maintained module (core metadata concept) | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Structure of internal sheath of optic nerve | Is a | Optic nerve sheath structure | true | Inferred relationship | Some | ||
| Structure of internal sheath of optic nerve | del av | Entire optic nerve sheath | false | Additional relationship | Some | ||
| Structure of internal sheath of optic nerve | Is a | Cranial nerve part | true | Inferred relationship | Some | ||
| Structure of internal sheath of optic nerve | Laterality | Side | true | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Entire internal sheath of optic nerve | Is a | True | Structure of internal sheath of optic nerve | Inferred relationship | Some | |
| Structure of pia mater of optic nerve sheath (body structure) | Is a | True | Structure of internal sheath of optic nerve | Inferred relationship | Some | |
| Structure of arachnoid mater of optic nerve sheath (body structure) | Is a | True | Structure of internal sheath of optic nerve | Inferred relationship | Some | 
Reference Sets
Lateralizable body structure reference set (foundation metadata concept)
Anatomy structure and entire association reference set (foundation metadata concept)
Description inactivation indicator reference set