[On malignant rectal melanoma (case contribution)].
D001005:Anus Neoplasms; D006801:Humans; D008499:Medical Records; D008545:Melanoma; D012004:Rectal Neoplasms; D012007:Rectum; D012878:Skin Neoplasms; D000096142:Cutaneous Malignant Melanoma
MELANOMA/case reports; RECTUM/neoplasms