Risk factors influencing recurrence following resection of pancreatic head cancer

Figure 1 A: Ranges of lymphatic and neighboring connective tissure dissection n1, n2, and part of n3 group nodes were cleared with neighboring connective tissue, B: lymph node dissection around aorta, inferior vein,resection and reconstruction portal vein.

Figure 2 A: peritoneal dissemination, B: nerve invasion, C: cancer thrombus in lymphatic vessel, D: portal venious wall invasion. (HE original magnification × 200).