EC21.0
Genetic defects of the hair shaft
Genetic defects of the hair shaft
Classification
ICD-11
Chapter
14: Diseases of the SkinBlock
EC10-EC7YParent Code
EC21ICD-10 Mapping
1 equivalentWHO Foundation
View on WHOICD-10 Equivalents(1)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(12)
SNOMED CT ↗
- BADS syndrome10170007
- Bayonet hair65950001
- Bjornstad's syndrome67817003
- Beaded hair69488000
- CHANDS - Curly hair, ankyloblepharon, nail dysplasia syndrome239037001
- Autosomal dominant familial woolly hair403794008
- Autosomal recessive familial woolly hair403795009
- Carvajal syndrome719835006
- Bork syndrome719910004
- Congenital dysplasia of nail unit1142193008
Frequently Asked Questions
What is the ICD-11 code for genetic defects of the hair shaft?
The ICD-11 code for genetic defects of the hair shaft is EC21.0. The full clinical description is "Genetic defects of the hair shaft".
What does ICD-11 code EC21.0 mean?
ICD-11 code EC21.0 represents “Genetic defects of the hair shaft”. It is classified under Chapter 14: Diseases of the Skin.
What chapter is EC21.0 in?
EC21.0 is in Chapter 14: Diseases of the Skin (codes EA00-EM0Z).
What is the ICD-10 equivalent of ICD-11 code EC21.0?
EC21.0 maps to the ICD-10 code: Q84.1 (Congenital morphological disturbances of hair, NEC). This is an equivalent mapping.
What is the difference between ICD-10 and ICD-11?
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.
What SNOMED CT codes does EC21.0 map to?
EC21.0 maps to 10 SNOMED CT concepts: 403794008, 403795009, 10170007, 65950001, 69488000, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code EC21.0?
EC21.0 is linked to 2 UMLS Concept Unique Identifiers: C0495628, C0263489. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.