Status: current, Not 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 |
| Melasma gravidarum | Is a | True | Chloasma | Inferred relationship | Some | |
| Drug-induced melasma | Is a | True | Chloasma | Inferred relationship | Some | |
| Symptomatic chloasma | Is a | True | Chloasma | Inferred relationship | Some | |
| Idiopathic chloasma | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma bronzinum | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma cachecticorum | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma caloricum | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma hepaticum | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma toxicum | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma traumaticum | Is a | True | Chloasma | Inferred relationship | Some | |
| Chloasma NOS | Is a | False | Chloasma | Inferred relationship | Some | |
| Melasma of left eyelid and periocular area (disorder) | Is a | True | Chloasma | Inferred relationship | Some | |
| Melasma of right eyelid and periocular area (disorder) | Is a | True | Chloasma | Inferred relationship | Some |
Reference Sets
Belgian GP subset (foundation metadata concept)
Belgian subset for medical problems in patient health records