Pneumocystis is a fungus that can sometimes cause pneumonia in people who have AIDS.
Pneumonia is an inflammation of the lungs. Pneumonia can make it hard to breathe and to get enough oxygen into the bloodstream. Symptoms often begin suddenly and may be similar to those of an upper respiratory infection, such as influenza or a cold. Common symptoms of pneumonia include:
Your health professional may suggest an HIV test if Pneumocystis pneumonia is:
WebMD Medical Reference from Healthwise