Fig. 3From: Perforation of the esophagus due to thermal injury after laparoscopic radiofrequency ablation for hepatocellular carcinoma: a case for cautiona Upper gastrointestinal endoscopy revealed perforation of the esophagus, and an ablated area of the liver was observed via the hole (arrow). b Contrast-enhanced computed tomography revealed that the cavity was localized due to severe adhesion (arrow heads)Back to article page