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胰腺癌多发生于胰头部,约占其总数的70%左右[1]。由于胰头癌的生物学特征及解剖的特殊性,极易侵犯周围血管,特别是门静脉(portal vein,PV)和
Pancreatic cancer occurs in the head of the pancreas, accounting for about 70% of the total [1]. Due to the biological characteristics of pancreas cancer and the particularity of anatomy, it is easy to violate the peripheral blood vessels, especially the portal vein (PV) and