论文部分内容阅读
胰腺癌(pancreatic carcinoma)是较为常见的消化系统恶性肿瘤,也是国内、外医学界的一个重大难题和严峻挑战。胰腺癌的发病率约占常见恶性肿瘤的1%～2%,多年来,在世界范围内胰腺癌的发病率呈明显上升趋势。在美国恶性肿瘤死亡原因中,胰腺癌占第4或第5位,目前每年大约有26 000多人死于胰腺癌。我国胰腺癌的年发病率约为5.1/10万,估计每年新增5～6万例。据上海和天津市统计资料显示,男性胰腺癌的发病率已经接近欧美发达国家,死亡率上升至第5位。由于胰腺癌发病隐袭,临床表现多无特异性,早期
Pancreatic carcinoma is a common digestive system malignant tumor, which is also a major challenge and a serious challenge for the domestic and foreign medical circles. The incidence of pancreatic cancer accounts for about 1% to 2% of common malignant tumors over the years, the incidence of pancreatic cancer in the world showed a clear upward trend. Among the causes of cancer deaths in the United States, pancreatic cancer accounts for 4 or 5, and currently about 26,000 people die each year from pancreatic cancer. The annual incidence of pancreatic cancer in China is about 5.1 / 100000, an estimated annual increase of 5 to 60,000 cases. According to Shanghai and Tianjin statistics show that the incidence of pancreatic cancer in men and women in Europe and the United States have close to developed countries, the mortality rate rose to No. 5. Due to the insidious incidence of pancreatic cancer, clinical manifestations and more non-specific, early