Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Lacrimal drainage - reduced patency | Is a | Lacrimal patency - finding | true | Inferred relationship | Some | ||
| Lacrimal drainage - reduced patency | Is a | Defective tear drainage | true | Inferred relationship | Some | ||
| Lacrimal drainage - reduced patency | Interprets | Lacrimal patency | true | Inferred relationship | Some | 2 | |
| Lacrimal drainage - reduced patency | Finding site | Lacrimal drainage structure | true | Inferred relationship | Some | 1 | |
| Lacrimal drainage - reduced patency | Interprets | Tear production | false | Inferred relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Lacrimal drainage - patent only on punctal occlusion | Is a | True | Lacrimal drainage - reduced patency | Inferred relationship | Some |
This concept is not in any reference sets