Figure 7From: Effectiveness of CO2-insufflated endoscopic submucosal dissection with the duodenal balloon occlusion method for early esophageal or gastric cancer: a randomized case control prospective study Regular group: CT coronal image & 3D image. Two cases are depicted: Case 5 (duodenal balloon group) and Case 36 (regular group). 3DCT showed that the intestinal CO2 gas volume was relatively lower in the duodenal balloon group than in the regular group.Back to article page