Observational Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Nov 14, 2014; 20(42): 15797-15804
Published online Nov 14, 2014. doi: 10.3748/wjg.v20.i42.15797
Figure 2
Figure 2 Endoscopic sphincterotomy-related perforations. A: Retroperitoneal free air (arrows) and contrast media leakage (arrowhead) were observed by fluoroscopy (Case 2); B: Retroperitoneal free air (arrows) was observed by fluoroscopy (Case 5); C: Retroperitoneal free air and contrast media leakage was detected by a computed tomography (CT) scan performed immediately after surgery (Case 2); D: Retroperitoneal free air was detected by CT scan performed immediately after surgery (Case 5).