label: AIDS-Related Pneumocystis Pneumonia
label_lc: aids-related pneumocystis pneumonia
description: "A serious AIDS-related opportunistic infection of the lungs, caused by Pneumocystis jirovecii.  It is one of the most common AIDS-related illnesses and is a major cause of morbidity in patients with AIDS.  Signs and symptoms include cough, fever, dyspnea, and pain or tightness in the chest."