Status: retired, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module |
| 252943012 | Headache | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core |
| 252944018 | Cephalgia | en | Synonym (core metadata concept) | Active | Entire term case insensitive (core metadata concept) | SNOMED CT core |
| 252945017 | C/O - a headache | en | Synonym (core metadata concept) | Active | Entire term case sensitive (core metadata concept) | SNOMED CT core |
| 252946016 | Headache (& [C/O]) | en | Synonym (core metadata concept) | Active | Only initial character case insensitive (core metadata concept) | SNOMED CT core |
| 543329016 | Headache (& [C/O]) | en | Fully specified name | Inactive | Only initial character case insensitive (core metadata concept) | SNOMED CT core |
| 2715746018 | Headache (& [C/O]) (finding) | en | Fully specified name | Active | Only initial character case insensitive (core metadata concept) | SNOMED CT core |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
Reference Sets
Concept inactivation indicator reference set
POSSIBLY EQUIVALENT TO association reference set (foundation metadata concept)
FHIR