Efficacy of endoscopic submucosal dissection for residual or recurrent superficial colorectal tumors after endoscopic mucosal resection

摘要

ObjectiveSuperficial colorectal tumors can be treated effectively by endoscopic submucosal dissection (ESD). Few data are available on using ESD for residual or recurrent tumors after the first endoscopic resection. This study aimed to evaluate the efficacy of ESD for these lesions.