胃癌在我国的发病率是相当高的,以北京为例,自1977年至1980年,每年为病率及死亡率均约十万分之九。全国每年死于此病者约十六万人。目前人们对胃癌的病因还不能作出肯定的结论,从这些统计数字看,说明我们对于胃癌的预防还缺乏良好的措施,而在治疗方面,除早期发现可用手术切除外,也还没有更有效的治疗手段。对于早期诊断,虽然近几 The incidence of gastric cancer in our country is quite high, taking Beijing as an example. From 1977 to 1980, the annual morbidity and mortality rate was approximately 100,000 in each case. About 160,000 people die every year in the country. At present, people cannot make a positive conclusion about the cause of gastric cancer. From these statistics, it is shown that we still lack good measures for the prevention of gastric cancer. In addition to the early detection of surgical resection, there is no more effective treatment. treatment approach. For early diagnosis, although recent