Endoscopic submucosal dissection involving the anal canal presents a risk factor for postoperative stricture

Background Although postoperative strictures after endoscopic submucosal dissection (ESD) in the rectum are relatively rare, some rectal lesions require resection involving the anal canal, which is a narrow tract comprising squamous epithelium. To the best of our knowledge, no studies have investiga...

Ausführliche Beschreibung