Focal palmoplantar and gingival keratosis is a rare autosomal dominant disease whose clinical features, and in particular, pathologic alterations and molecular mechanisms remains to be well defined.[1][2]
^Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby.
ISBN978-1-4160-2999-1.
^Kolde G, Hennies HC, Bethke G, Reichart PA (March 2005). "Focal palmoplantar and gingival keratosis: a distinct palmoplantar ectodermal dysplasia with epidermolytic alterations but lack of mutations in known keratins". J. Am. Acad. Dermatol. 52 (3 Pt 1): 403–9.
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10.1016/j.jaad.2004.07.029.
PMID15761417.