[Primary ano-rectal melanoma, a new case].
D000368:Aged; D001005:Anus Neoplasms / Q000175:diagnosis* / Q000473:pathology; D005260:Female; D006801:Humans; D008545:Melanoma / Q000175:diagnosis* / Q000473:pathology; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D012812:Sigmoidoscopy
Melanoma anorrectal primario, un nuevo caso.