Palmoplantar Keratoderma and Woolly Hair, also known as ppkwh, is related to arrhythmogenic right ventricular dysplasia, familial, 11 and skin fragility-woolly hair-palmoplantar keratoderma syndrome. An important gene associated with Palmoplantar Keratoderma and Woolly Hair is KANK2 (KN Motif And Ankyrin Repeat Domains 2). Affiliated tissues include skin and heart, and related phenotypes are palmoplantar keratoderma and sparse scalp hair