title: Pneumocystis carinii pneumonia in adult: report of two cases.
mesh_terms: D000368:Aged; D006801:Humans; D008168:Lung / Q000473:pathology; D008175:Lung Neoplasms / Q000150:complications / Q000473:pathology; D008223:Lymphoma / Q000150:complications / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011020:Pneumonia, Pneumocystis / Q000150:complications / Q000473:pathology*