palmoplantar keratoderma and woolly hair

Summary
Synonym
  • PPKWH
  • keratoderma with woolly hair type IV
  • woolly hair-palmoplantar keratoderma syndrome type 4
Definition
A nonepidermolytic palmoplantar keratoderma characterized by striate palmoplantar keratoderma, sparse and woolly hair, leukonychia, and the absence of cardiomyopathy symptoms or findings on echocardiography and electrocardiogram that has_material_basis_in homozygous mutation in the KANK2 gene on chromosome 19p13.2.
Super Class
autosomal recessive disease nonepidermolytic palmoplantar keratoderma
Disease Ontology
DOID:0070554
UMLS
ORDO
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
25959 KANK2 KN motif and ankyrin repeat domains 2
Related Glycoprotein

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: December 8, 2025