Orphanet: Uncombable hair syndrome

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Uncombable hair syndrome

Disease definition

Uncombable hair syndrome (UHS), or pili trianguli et canaliculi, is a rare scalp hair shaft dysplasia.


Classification level: Disorder
  • Synonym(s):
    • Pili trianguli et canaliculi
  • Prevalence: Unknown
  • Inheritance: Autosomal recessive 
  • Age of onset: Childhood
  • ICD-10: Q84.1
  • OMIM: 191480  617251  617252
  • UMLS: C0432347
  • MeSH: C536939
  • GARD: 5404
  • MedDRA: -

Detailed information


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