title: [Hereditary keratosis palmaris et plantaris and a malignant tumor].
mesh_terms: D004938:Esophageal Neoplasms / Q000150:complications*; D006801:Humans; D007645:Keratoderma, Palmoplantar / Q000150:complications* / Q000235:genetics; D008297:Male; D008875:Middle Aged; D010375:Pedigree