Ligation-assisted endoscopic submucosal resection with circumferential mucosal incision for duodenal carcinoid tumor

Figure 1 A 7-mm carcinoid tumor presents in the anterior wall of the duodenal bulb.

Figure 2 Ligation-assisted endoscopic submucosal resection with circumferential mucosal incision for a carcinoid tumor in the anterior wall of the duodenal bulb. A: After circumferential mucosal incision with a FlushKnife BT; B: The duodenal carcinoid tumor was sucked into a ligation device; C: A band ligation created a pseudopolyp; D: Snaring was performed beneath the rubber band; E: An artificial ulcer observed after removal of the tumor without bleeding and perforation.

Figure 3 Histopathological examination shows en bloc resection of carcinoid tumor.