Balloon-assisted endoscopic submucosal dissection for treating small intestinal lipomas: Report of two cases

Figure 2 First endoscopic submucosal dissection treatment for lipoma in November 2012. A: Jejunal lipoma with a smooth mucosal surface, occupying 2/3 of the lumen; B: Good lifting via submucosal injection; C: Dual knife cut in an arc along the bottom of the tumor; D: The tumor was located in the submucosa during the dissection; E and F: Dissociated submucosal tumor; G: Wound surface after dissection; H: Metal clip closing the wound surface; I: Tumor in vitro.