Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 30-Sep 2022. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Melanin pigmentation of oral mucosa | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Bilirubin pigmentation of oral mucosa | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Iron pigmentation of oral mucosa | Is a | True | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Exogenous pigmentation of oral mucosa | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Laugier-Hunziker syndrome | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Buccal pigmentation due to Addison's disease (disorder) | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Drug-induced oral pigmentation (disorder) | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Melanoplakia | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some | |
| Smoker's melanosis | Is a | False | Pigmented oral mucosal lesion | Inferred relationship | Some |
This concept is not in any reference sets