Aetiology, epidemiology, and inheritance | Medibuddy
7th June 2025

Aetiology, epidemiology, and inheritance

  • Rare disorder primarily affecting the keratinization in the skin and nails 
  • Mutation in the gene sequence encoding for keratin resulting in disruption of the keratin cytoskeleton leading to the formation of weak keratin aggregates.
  • 1000-10,000 people are affected with pachyonychia congenita worldwide
  • Autosomal dominant inheritance
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