Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Insertion of silicone plug into lacrimal canaliculus (procedure) | Is a | False | Occlusion of lacrimal punctum | Inferred relationship | Some | |
| Ligation for closure of lacrimal punctum | Is a | True | Occlusion of lacrimal punctum | Inferred relationship | Some | 
This concept is not in any reference sets