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. 2022 Sep 26;10(27):9911–9920. doi: 10.12998/wjcc.v10.i27.9911

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©The Author(s) 2022. Published by Baishideng Publishing Group Inc. All rights reserved.

This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/

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Upper gastrointestinal endoscopy images of postoperative course. A: One day after surgery, middle esophagus, hemostasis is confirmed; B: One day after surgery, Lower esophagus, Hematoma (white asterisk) and laceration of the gastric mucosa are confirmed in the esophagogastric (EG) junction; C: One day after surgery, EG junction, gastric mucosal laceration is clipped; D: 10 d after surgery, middle esophagus, the submucosal hematoma has been replaced by an esophageal ulcer.