Perforation and Postoperative Bleeding of Endoscopic Submucosal Dissection in Gastric Tumors: Analysis of 1,190 Lesions in Low- and High-Volume Centers in Saga, Japan

Abstract

The present study indicated that risk factors for perforation during endoscopic submucosal dissection were tumor, endoscopist and patient related, although risk factors for postoperative bleeding were tumor related. There was no difference in complications between high- and low-volume centers.