OBJECTIVE To explore the clinical features of pneumocystis carinii pneumonia(PCP)and the influencing factors for prognosis so as to guide the clinical treatment.METHODS The clinical data of 40cases of PCP who were treated in the hospital from 2007to 2012were retrospectively analyzed,the subjects were divided into the cure group and the death group according to the clinical outcomes,and the influencing factors for the prognosis were observed.RESULTS The major clinical manifestations of the PCP patients inclu...