Pneumocystis carinii pneumonia.
D000163:Acquired Immunodeficiency Syndrome / Q000150:complications*; D019411:Clinical Laboratory Techniques; D006801:Humans; D009894:Opportunistic Infections / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D011020:Pneumonia, Pneumocystis / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy