Formerly known known as<unk>  carinii<unk> " (i.e. "PCP")
An atypical fungus 
Most common opportunistic infection in AIDS patients
Most common identifiable cause of death
Most common identifiable cause of death
CD4 < 200
Immunosuppressive medications
Cancer
Primary immunodeficiencies
Severe malnutrition
Pneumocystis jirovecii pneumonia
Pulmonary
Tuberculosis
Airway obstruction
CMV pneumonia
Anaphylaxis
Histoplasmosis
Angioedema