Post written by Yusuke Fujiyoshi, MD, from the Digestive Diseases Center, Showa University Koto Toyosu Hospital, Tokyo, Japan. This video shows an endoscopic submucosal dissection of a 25-mm 0-IIa+Is lesion in the gastric cardia. A newly developed super-soft hood (Space Adjuster, TOP Corp, Tokyo, Japan) was used as a distal attachment of the endoscope. A …