EC21

The ICD-11 code for genetic defects of hair or hair growth is EC21. The full clinical description is "Genetic defects of hair or hair growth".

ICD-11 code EC21 represents “Genetic defects of hair or hair growth”. It is classified under Chapter 14: Diseases of the Skin.

EC21 is in Chapter 14: Diseases of the Skin (codes EA00-EM0Z).

There is no direct ICD-10 mapping available for EC21 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

EC21 has 7 child codes, including: EC21.0 (Genetic defects of the hair shaft), EC21.1 (Genetic syndromes with abnormalities of the hair shaft), EC21.2 (Hereditary alopecia or hypotrichosis), EC21.3 (Genetic syndromes with alopecia or hypotrichosis), and 3 more.