EC21
category
Genetic defects of hair or hair growth
7 subordinate codes
EC21.0Genetic defects of the hair shaftEC21.1Genetic syndromes with abnormalities of the hair shaftEC21.2Hereditary alopecia or hypotrichosisEC21.3Genetic syndromes with alopecia or hypotrichosisEC21.4Genetically-determined hypertrichosis4B4YOther specified diseases of the immune system4B4ZDiseases of the immune system, unspecified
Nearby in Genetic or developmental disorders affecting the skin
EC10-EC1YGenetic syndromes affecting the skinEC20Genetic disorders of keratinisationEC22Genetic defects of nails or nail growthEC23Genetic disorders of skin pigmentationEC30-EC3ZGenetically-determined epidermolysis bullosaEC40-EC4YGenetic disorders affecting dermal collagen, elastin or other matrix proteinsEC50-EC5YSpecified developmental anomalies affecting the skin- Chromosomal disorders affecting the skin