胰腺癌系恶性程度高,进展迅速,早期诊断困难,术后5年存活率(0—2%)很低的一类恶性肿瘤,近年来,其发病率国内外均有增加的趋势,据报道,1930年以来,英国增加了二倍,美国三倍,日本四倍,目前美国的发病牢已超过了胃癌,我国上海的资料,上海地区1963年的发病率为1.6/10万,居恶性肿瘤的第20位,1977年上升到3.8/10万,为1963年的二 Pancreatic cancer is a malignant tumor with high degree of malignancy, rapid progress, early diagnosis, and low 5-year survival rate (0-2%). In recent years, its incidence has increased at home and abroad. Since 1930, the United Kingdom has doubled, the United States has tripled, and Japan has quadrupled. The current incidence of illness in the United States has surpassed that of gastric cancer. The data from Shanghai, China, showed that the incidence rate in Shanghai in 1963 was 1.6 per 100,000, ranking the malignancy. The 20th place went up to 3.8/10 per thousand in 1977 and was the second in 1963.