title: Elevated pleural fluid pH in Proteus mirabilis empyema.
abstract: Three cases of Proteus empyema were associated with elevated pleural fluid pH values. The elevated pH is likely due to ammonia production by Proteus organisms.
mesh_terms: D000368:Aged; D000641:Ammonia / Q000378:metabolism; D004322:Drainage; D004653:Empyema / Q000209:etiology* / Q000378:metabolism / Q000628:therapy; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D008875:Middle Aged; D010996:Pleural Effusion / Q000378:metabolism*; D011512:Proteus Infections / Q000378:metabolism*; D011513:Proteus mirabilis / Q000378:metabolism
chemical_list: D000641:Ammonia