近年来早期胃癌经内窥镜下粘膜切除已被广泛接受。一般认为早期胃癌直径小于2cm、分化好的Ⅱa期和直径小于1cm、分化好的Ⅱc期，经内窥镜治疗可以获得治愈。但是也有冽外。作者回顾自1990年以来早期胃癌经内窥镜下治疗失败，再次手术切除的病理表现，以期获得有益的提示。临床 In recent years, early gastric cancer has been widely accepted by endoscopic mucosal resection. It is generally believed that early gastric cancer is less than 2cm in diameter, well-differentiated in stage IIa, and in stage IIc with a diameter of less than 1cm and well-differentiated, and can be cured by endoscopic treatment. But there are also outside. The authors reviewed the pathological manifestations of early recanalization of early gastric cancer after endoscopic treatment since 1990, with a view to obtaining helpful tips. clinical