Peroral direct diverticulotomy: a salvage peroral endoscopic myotomy technique for patients with "blown-out myotomy"
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Background and aims: In patients with achalasia treated via Heller myotomy (HM) or peroral endoscopic myotomy (POEM), incomplete myotomy can lead to a "blown-out myotomy" (BOM) diverticulum, worsening obstruction, and dysphagia... ...
