Kaposi's sarcoma.
D000328:Adult; D006716:Homosexuality; D006801:Humans; D007165:Immunosuppression Therapy / Q000009:adverse effects; D008297:Male; D008875:Middle Aged; D012514:Sarcoma, Kaposi / Q000453:epidemiology / Q000473:pathology / Q000628:therapy; D012878:Skin Neoplasms / Q000453:epidemiology / Q000473:pathology / Q000628:therapy