Fig. 3. (A) Chest radiograph acquired on the day before peroral endoscopic myotomy showing no abnormality. (B) An emergency portable chest radiograph acquired after peroral endoscopic myotomy showing a large right-sided pneumothorax with mediastinal shift, suggestive of tension pneumothorax. (C) Chest radiograph acquired after tube thoracostomy showing no significant improvement of pneumothorax. (D) Chest radiograph acquired after the application of suction pressure via the chest tube. (E) Chest radiograph acquired after the removal of the chest tube on post-procedural day 4.

Int J Gastrointest Interv 2022;11:139~142 https://doi.org/10.18528/ijgii210057

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