日本外科医生在胃癌的手术中积极采用D。淋巴结清扫（清除胃周、胃左动脉、肝总动脉、腹腔动脉干和牌动脉周围淋巴结）和Da淋巴结清扫（加上清除肝十二指肠韧带、胰后间隙和治模结系膜血管周围的淋巴结），近年更开展D。淋巴结清扫，范围扩大至自主动脉裂孔至主动脉分叉处的主 Japanese surgeons actively adopt D in gastric cancer surgery. Lymph node dissection (clearing the perigastric, left gastric artery, common hepatic artery, celiac artery trunk, and surrounding arterial lymph nodes) and Da lymph node dissection (plus clearing of the hepatoduodenal ligament, posterior pancreatic space, and treatment of mesangial mesangial vessels The lymph nodes) were more developed in recent years. Lymph node dissection, extended to the aortic bifurcation to the aortic bifurcation