Adenocarcinoma In Situ Arising from Brunner’s Gland Treated by Endoscopic Mucosal Resection

Figure 3

Esophagogastroduodenoscopy images during endoscopic mucosal resection. A duodenal tumor is seen after indigo carmine spraying (a). After injection of hyaluronic acid solution into the duodenal submucosa, the tumor is completely resected with a bipolar snare (b, c).

(a)

(b)

(c)