PMC9851856_01
CT A/P with IV contrast. A: free air anterior to liver and stomach (denoted by red arrows). B (more superior): free air within the antero-superior aspect of the bladder wall (denoted by red arrow). C (more inferior): free air in the anterior bladder wall and lumen (denoted by red arrow), as well as free peritoneal air anterior to the bladder. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
gr1.jpg
PMC9851856_01_gr1.jpg
fig1
Computed tomography scan of the abdomen and pelvis (CT A/P) with intravenous (IV) contrast revealed free air within the abdomen located anteriorly to the liver and adjacently to the stomach and splenic flexure, a large amount of free abdominal fluid, and trace air within the bladder (Fig. 1).