Postoperative adjuvant chemoradiotherapy in D2-dissected gastric cancer: Is radiotherapy necessary after D2-dissection?

Figure 2 Schematic diagram of lymph node station. LN: Lymph node; 7: LN along the left gastric artery; 8: LN along the common hepatic artery; 9: LN around the celiac artery; 10: LN at the splenic hilum; 11: LN along the proximal splenic artery; 12: LN in the hepatoduodenal ligament; 13: LN on the posterior surface of the pancreatic head; 14: LN along the superior mesenteric vessels; 16a: LN from the upper margin of the celiac trunk to the lower margin of the left renal vein; 16b: LN from the upper margin of the left renal vein to the aortic bifurcation.