title: Fever, cough, anal ulcer in a heterosexual man.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000175:diagnosis*; D000328:Adult; D001003:Anal Canal; D003371:Cough / Q000209:etiology*; D005334:Fever / Q000209:etiology*; D006801:Humans; D008297:Male; D011020:Pneumonia, Pneumocystis / Q000175:diagnosis; D012883:Skin Ulcer / Q000209:etiology*