[Malignant melanoma of the rectum].
D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007417:Intestinal Polyps / Q000473:pathology; D008545:Melanoma / Q000473:pathology*; D012004:Rectal Neoplasms / Q000473:pathology*
Melanoma malignum recti.