胰腺癌是消化系统常见恶性肿瘤,五年生存率<4％,平均生存期为4～6个月,早期无特异性表现,一旦确诊,多为晚期或已发生转移。晚期胰腺癌主要表现为一系列梗阻症状,可进行姑息性治疗,根据肿瘤的部位、分期和组织学类型,目前常采用经皮经肝胆汁外引流术、外科转流手术和内镜介入治疗。 Pancreatic cancer is a common malignant tumor of digestive system. The 5-year survival rate is less than 4%. The average survival time is 4 to 6 months. There is no specific manifestation in early stage. Once diagnosed, most of them are advanced or have metastasized. Advanced pancreatic cancer is mainly manifested as a series of symptoms of obstruction, palliative treatment can be carried out, according to tumor location, staging and histological types, the current percutaneous transhepatic biliary drainage, surgical bypass and endoscopic interventional therapy.