Malignant melanoma and Papillon-Lefvre syndrome.
D000328:Adult; D006801:Humans; D007645:Keratoderma, Palmoplantar / Q000150:complications*; D008297:Male; D008545:Melanoma / Q000150:complications*; D010214:Papillon-Lefevre Disease / Q000150:complications*; D012878:Skin Neoplasms / Q000150:complications*