EC23

ICD-11 MMS 2026-01

Genetic disorders of skin pigmentation

Description

Genetic disorders of the skin characterised by disordered pigmentation, including albinism and inherited forms of lentiginosis.

Child codes

EC23.0 – Non-syndromic genetically-determined hypermelanosis or lentiginosis
EC23.1 – Syndromic genetically-determined hypermelanosis or lentiginosis
EC23.2 – Albinism or other specified genetically-determined hypomelanotic disorders
EC23.Y – Other specified genetic disorders of skin pigmentation
EC23.Z – Genetic disorders of skin pigmentation, unspecified

Sibling codes

EC20 – Genetic disorders of keratinisation
EC21 – Genetic defects of hair or hair growth
EC22 – Genetic defects of nails or nail growth
EC7Y – Other specified genetic or developmental disorders affecting the skin

Foundation entity

Genetic disorders of skin pigmentation – http://id.who.int/icd/entity/1596419171

Part of: 14: Diseases of the skin