胰腺癌是高度恶性的肿瘤,近年来发病率逐年上升。根治性手术切除仍是胰腺癌治疗的主要手段,但遗憾的是胰腺癌起病隐匿,且较早出现淋巴结转移及腹腔重要血管的侵犯,一旦出现症状大多属中晚期,临床上仅有10%~15%的患者有外科手术切除机会,而手术切缘阳性、肿瘤的局部复发和肝转移 Pancreatic cancer is a highly malignant tumor, and its incidence has been increasing year by year. Radical surgical resection is still the main means of pancreatic cancer treatment, but unfortunately the onset of occult pancreatic cancer, and earlier lymph node metastasis and abdominal vascular invasion, once the symptoms are mostly advanced, clinically only 10% ~ 15% of patients have the opportunity of surgical resection, while the positive surgical margins, local tumor recurrence and liver metastases