title: Acute acalculous cholecystitis.
mesh_terms: D000208:Acute Disease; D000328:Adult; D000368:Aged; D001161:Arteriosclerosis / Q000150:complications; D002648:Child; D002763:Cholecystectomy / Q000401:mortality; D002764:Cholecystitis / Q000209:etiology / Q000401:mortality / Q000601:surgery*; D005260:Female; D006333:Heart Failure / Q000150:complications; D006801:Humans; D006973:Hypertension / Q000150:complications; D008297:Male; D008875:Middle Aged; D009765:Obesity / Q000150:complications; D010689:Phlebitis / Q000150:complications; D011183:Postoperative Complications / Q000401:mortality