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 | 
| 487452012 | Duration of menstrual cycle | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 770544013 | Duration of menstrual cycle (observable entity) | en | Fully specified name | Active | Entire term case insensitive | SNOMED CT core module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Duration of menstrual cycle | Is a | Duration measure of menstruation | true | Inferred relationship | Existential restriction modifier | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Length of cycle stable | Interprets | True | Duration of menstrual cycle | Inferred relationship | Existential restriction modifier | 2 | 
| Length of cycle increasing | Interprets | True | Duration of menstrual cycle | Inferred relationship | Existential restriction modifier | 2 | 
| Length of cycle decreasing | Interprets | True | Duration of menstrual cycle | Inferred relationship | Existential restriction modifier | 2 | 
| Long menstrual cycle | Interprets | True | Duration of menstrual cycle | Inferred relationship | Existential restriction modifier | 2 | 
| Short menstrual cycle | Interprets | True | Duration of menstrual cycle | Inferred relationship | Existential restriction modifier | 3 | 
| Finding of duration of menstrual cycle | Interprets | True | Duration of menstrual cycle | Inferred relationship | Existential restriction modifier | 2 | 
This concept is not in any reference sets