Fig. 3From: Value of nonenhanced CT combined with laboratory examinations in the diagnosis of acute suppurative cholecystitis treated with percutaneous cholecystostomy: a retrospective studyA 59-year-old male with gas within the gallbladder lumen. A nonenhanced CT showed gas (arrow) within the gallbladder lumen. The patient underwent PC on the same day, and the bile was purulentBack to article page