title: Primary Kaposi's sarcoma simulating hemorrhoids in a patient with acquired immune deficiency syndrome.
authors.forename: A A
authors.initials: AA
authors.lastname: Khan
authors.forename: S
authors.initials: S
authors.lastname: Ravalli
authors.forename: R A
authors.initials: RA
authors.lastname: Vincent
authors.forename: A B
authors.initials: AB
authors.lastname: Chabon
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000150:complications*; D000328:Adult; D001005:Anus Neoplasms / Q000175:diagnosis*; D003951:Diagnostic Errors; D006484:Hemorrhoids / Q000175:diagnosis*; D006801:Humans; D008297:Male; D012514:Sarcoma, Kaposi / Q000175:diagnosis*