胃癌是最常见的消化道恶性肿瘤,全世界每年的胃癌发病率为17.6/10万。上世纪末我国的统计资料表明,自1975年以后胃癌一直是发病率最高的恶性肿瘤;1990～1992年进行的全国死亡原因抽样调查显示,恶性肿瘤为居民的第二位死因,其中胃癌死亡率最高,达到25.16/10万,占全部肿瘤死亡的23.24％。胃癌患者大部分在就诊时已属进展期,手术仍然是胃癌患 Gastric cancer is the most common gastrointestinal cancer, with an annual incidence of gastric cancer of 17.6 / 100,000 in the world. Statistics of our country at the end of last century showed that gastric cancer has been the highest incidence of malignant tumors since 1975; a national sample of death causes from 1990 to 1992 showed that malignant tumors were the second leading cause of death among residents, of which gastric cancer mortality was the highest , Reaching 25.16 / 100000, accounting for 23.24% of all cancer deaths. Most of the patients with gastric cancer are advanced at the time of their visit, and the operation is still a gastric cancer