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 | 
| Patency of cervical os uteri | Is a | Form of uterine cervix | true | Inferred relationship | Some | ||
| Patency of cervical os uteri | Finding site | Cervix uteri structure | false | Inferred relationship | Some | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| External os closed | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 2 | 
| Internal os closed | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 2 | 
| Cervical os open | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 2 | 
| Cervical os closed | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 2 | 
| External os open | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 2 | 
| Internal os open | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 2 | 
| Patency of cervical os uteri - finding | Interprets | True | Patency of cervical os uteri | Inferred relationship | Some | 1 | 
This concept is not in any reference sets