简介:Endoscopicsubmucosaldissection(ESD)inventedinJapan,playsanimportantroleinthetreatmentofearlygastrointestinalcancer(EGC)anddysplasia.Endoscopicproceduresarenowwidelyspreadingaroundtheworld.ESDhastheadvantagethatenblocresectionaswellaspathologicalviewcanbeachievedwhencomparedwithconventionalendoscopicmucosalresection(1).Thankstothe