Elsevier, Treatment of Skin Disease (Fifth Edition)
Comprehensive Therapeutic Strategies
2018, Pages 579-581
Palmoplantar keratodermas (PPKs) consist of a heterogeneous group of disorders characterized by thickening of the palms and soles. The condition may be subdivided into primary hereditary keratodermas, acquired forms, and conditions in which PPK is an associated secondary feature of a specific dermatosis.