胰头癌行腔十二指肠切除术后，病人的长期存活率很低，这主要是因为胰头癌的局部复发率很高，一旦发生淋巴结转移更是如此。有报道说如果胰头癌至少有一个淋巴结转移，而不论其位置如何，5年生存率为0％。许多医生因而放弃了有淋巴结转移的胰头癌患者的治疗性切除。然而在临床 The long-term survival rate of patients after pancreatic head cancer is very low, mainly because the local recurrence rate of pancreatic cancer is high, especially in the case of lymph node metastasis. It has been reported that if pancreatic cancer has at least one lymph node metastasis, regardless of its location, the 5-year survival rate is 0%. Many doctors have therefore given up the therapeutic resection of patients with pancreatic cancer with lymph node metastases. However, in clinical