[Malignant anorectal melanoma].
D000368:Aged; D001005:Anus Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008545:Melanoma / Q000601:surgery*; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000601:surgery*
Melanoma maligno anorrectal