Once inhaled, a pneumocystis pneumonia infection will lead to fever, cough, and shortness of breath.

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Pneumocystis pneumonia (PCP) is a type of pneumonia and is caused by *Pneumocystis jirovecii.*

Pneumocystis Pneumonia

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Pneumocystis is a leading cause of pneumonia in patients with AIDS, and can be seen in other compromised patients and premature infants. Respiratory infection leads to fever, cough, and shortness of breath.

Signs and Symptoms of Pneumocystis Pneumonia

Diagnosis of Pneumocystis pneumonia (PCP) can be difficult. The organism is typically identified by microscopic examination of tissue and fluid samples from the lungs. A PCR-based test is available to detect P. jirovecii in asymptomatic patients with AIDS.

Diagnosis of Pneumocystis Pneumonia

The best treatment for of Pneumocystis Pneumonia is the combination drug trimethoprim-sulfamethoxazole (TMP/SMZ). These sulfa drugs often have adverse effects, but the benefits outweigh these risks. Left untreated, PCP infections are often fatal.

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