胰腺癌是胃肠道最致命的恶性疾病，其5年生存率仅为3％～5％。手术切除是治疗的唯一希望，但明确诊断时只有10％的患者适合手术。外照射放射治疗，可阻止肿瘤切除后癌灶复发。作者回顾分析费城托马斯·杰弗逊大学医院1987～1994年住院治疗的胰腺腺癌患者，其中14例在接受治愈性 Pancreatic cancer is the most deadly malignant disease of the gastrointestinal tract. Its 5-year survival rate is only 3% to 5%. Surgical resection is the only hope for treatment, but only 10% of patients are suitable for surgery at the time of diagnosis. External radiation therapy can prevent recurrence of tumor after tumor resection. The authors reviewed and analyzed patients with pancreatic adenocarcinoma hospitalized at the Thomas Jefferson University Hospital in Philadelphia from 1987 to 1994, 14 of whom were receiving curative