Status: current, Primitive. Date: 31-Jul 2003. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 1768834011 | Snellen chart (physical object) | en | Fully specified name | Active | Case insensitive | SNOMED CT core | 
| 1780121016 | Snellen chart | en | Synonym | Active | Case insensitive | SNOMED CT core | 
| 1787390019 | Snellen eye chart | en | Synonym | Active | Case insensitive | SNOMED CT core | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Snellen chart | Is a | Visual acuity test equipment | true | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Snellen chart assessment | Using | False | Snellen chart | Inferred relationship | Some | |
| Snellen chart assessment | Using device | True | Snellen chart | Inferred relationship | Some | 2 | 
Reference Sets
Physical object foundation reference set