Endoscopic submucosal dissection of large sessile colorectal adenomas

Introduction: Endoscopic submucosal dissection (ESD) is a useful method to accomplish en-block resection of large, laterally spreading, sessile adenomas and intramucosal cancers. Colorectal ESD is technically more difficult, however, and there is an increased risk of complications such as perforation and bleeding compared with gastric ESD. The aim of the present study were to compare the available ESD accessories with different dissection techniques and to improve the outcome. Patients and Methods: ESD has been performed in 15 consecutive patients (pts) up till now due to laterally spreading tumors in the sigmoi…