A rare etiology of post-endoscopic retrograde cholangiopancreatography pneumoperitoneum

Figure 1 Contrast-enhanced abdominal CT showing an extensive necrotic air-containing lesion touching Glisson’s capsule in the posterior right hepatic lobe within a metastatic hepatic mass (asterisk) and free air (arrow) (A). The metallic stent in the common bile duct is at the proper position and there is pneumobilia of the common bile duct and intrahepatic bile ducts of the metastatic mass in the posterior right hepatic lobe (B).