Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2010. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Episodic paroxysmal hemicrania (disorder) | Is a | True | Chronic paroxysmal hemicrania | Inferred relationship | Some |
This concept is not in any reference sets