PNEUMOCYSTIS CARINII PNEUMONIA

[Pneu.mo.cys.tis ca.ri.nii pneumonia] n [NL Pneumocystis carinii, species name] (1964): a pneumonia that affects individuals whose immunological defenses have been compromised, that is caused by a microorganism (Pneumocystis carinii), and that attacks esp. the interstitial tissue of the lungs with marked thickening of the alveolar septa and alveoli