Diffuse palmoplantar keratoderma, Bothnian type

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Synonyms: Diffuse palmoplantar keratoderma, Bothnia type | NEPPK, Bothnia type | NEPPK, Bothnian type

A rare isolated diffuse palmoplantar keratoderma disorder characterized by diffuse homogeneous mild to thick yellowish palmoplantar hyperkeratosis (sometimes spreading over the dorsal aspect of fingers) which presents a white spongy appearance following exposure to water frequently associated with dermatophyte infections. Hyperhydrosis is usually present and skin biopsy shows non-epidermolytic changes.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version July 2024

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