Fig. 1From: A superficial esophageal cancer in an epiphrenic diverticulum treated by endoscopic submucosal dissection a A large epiphrenic diverticulum just above the esophagogastric junction was seen during esophagogastroduodenoscopy. b An area of fainted redness was detected with white light endoscopy at the bottom of the diverticulumBack to article page