早期诊断胰腺癌首先是定位，尽可能发现小胰癌或体积较小的胰腺癌病灶，其次是获取可靠的术前分期影像学依据，减少手术的盲目性；再次是设法为病理诊断创造条件，如获取组织或细胞学标本等；另外，所用技术应当可靠、简便，节约。胰腺癌的TNM分期大都采用国际抗癌联盟（UICC） Early diagnosis of pancreatic cancer is the first location, as small pancreatic cancer or smaller pancreatic cancer lesions, followed by access to reliable preoperative staging imaging basis to reduce the blindness of surgery; again trying to create conditions for pathological diagnosis, Such as access to tissue or cytology specimens; In addition, the technology used should be reliable, simple and economical. TNM staging of pancreatic cancer are mostly used by the International Union Against Cancer (UICC)