Status: current, Not sufficiently defined by necessary conditions definition status. Date: 31-Jan 2002. Module: SNOMED CT core module
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 487104013 | Optic disc observable | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 770167017 | Optic disc observable (observable entity) | en | Fully specified name | Active | Entire term case insensitive | SNOMED CT core module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Optic disc observable | Is a | Eye/vision observable | false | Inferred relationship | Existential restriction modifier | ||
| Optic disc observable | Is a | Eye observable | true | Inferred relationship | Existential restriction modifier | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Optic disc cup | Is a | True | Optic disc observable | Inferred relationship | Existential restriction modifier | |
| Optic cup/disc ratio | Is a | True | Optic disc observable | Inferred relationship | Existential restriction modifier | |
| Horizontal diameter of optic disc | Is a | False | Optic disc observable | Inferred relationship | Existential restriction modifier | |
| Vertical diameter of optic disc | Is a | True | Optic disc observable | Inferred relationship | Existential restriction modifier | |
| Neuroretinal rim observable | Is a | True | Optic disc observable | Inferred relationship | Existential restriction modifier | |
| Optic disc size | Is a | True | Optic disc observable | Inferred relationship | Existential restriction modifier | |
| Flat optic disc | Interprets | True | Optic disc observable | Inferred relationship | Existential restriction modifier | 2 | 
| Absence of margin of optic disc | Interprets | True | Optic disc observable | Inferred relationship | Existential restriction modifier | 2 | 
This concept is not in any reference sets