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Retrospective Cohort Study
©Author(s) (or their employer(s)) 2026.
World J Gastroenterol. Mar 7, 2026; 32(9): 114758
Published online Mar 7, 2026. doi: 10.3748/wjg.v32.i9.114758
Figure 1
Figure 1 Endoscopic findings of epiphrenic diverticulum in achalasia patients. A and B: Epiphrenic diverticulum (ED) with septum; C and D: ED without septum.
Figure 2
Figure 2 The procedure of preoral endoscopic myotomy with diverticular septotomy. A: Large epiphrenic diverticulum; B: Submucosal injection of methylene blue saline solution; C: Exposure of septum; D: Removal of the diverticulum septum; E: Completion of septum division and myotomy; F: Mucosal incision closed with clips.