迄今外科手术仍然是早期和进展期胃癌的首选治疗方法。虽然东、西方国家学者对胃癌根治术的手术方法，特别是淋巴结清扫的范围尚有争议，但日本和我国的大多数学者对以D2根治术作为基本术式已大体达成共识。然而在临床应用中各人对此术式的理解及手术操作技巧不尽完全相同。本 Until now, surgery is still the preferred treatment for early and advanced gastric cancer. Although the scope of surgical methods for radical gastrectomy in the East and Western countries, especially the scope of lymph node dissection, remains controversial, most scholars in Japan and China have reached consensus on the use of D2 radical surgery as a basic surgical technique. However, in the clinical application, each person’s understanding of this operation and the surgical operation skills are not exactly the same. this