Table 1.

Numbering of lymph node stations according to the current classification of the Japanese Research Society for Gastric Cancer. Reprinted with permission from: Japanese Gastric Cancer Association, Japanese Classification of Gastric Carcinoma: 3rd English edition, Gastric Cancer (2011) 14: 101-112

Station	Lymph nodes
1	Right paracardial nodes
2	Left paracardial nodes
3	Nodes along the lesser curvature
4	Nodes along the greater curvature
	4sa: along short gastrics
	4sb: left greater curvature lymph nodes along the left gastroepiploic artery
	4d: right greater curvature lymph nodes
5	Suprapyloric lymph nodes
6	Infrapyloric lymph nodes
7	Nodes along the left gastric artery
8	Nodes along the common hepatic artery
9	Nodes around the celiac axis
10	Splenic hilar nodes
11	Nodes along the splenic artery
12	Nodes in the hepatoduodenal ligament, in the caudal half between the confluence of the right and left hepatic ducts and the upper border of the pancreas
	12a: Nodes along the proper hepatic artery
	12b: Nodes along the bile duct
	12p: Nodes along the portal vein
13	Lymph nodes at the posterior aspect of the pancreatic head
14	Lymph nodes at the root of the mesentery
	14v: Nodes along superior mesenteric vein
	14a: Nodes along superior mesenteric artery
15	Lymph nodes in the mesocolon of the colon transversum
16	Para-aortic lymph nodes
17	Lymph nodes on the anterior surface of the pancreatic head
18	Lymph nodes along the inferior border of the pancreatic body
19	Infradiaphragmatic lymph nodes predominantly along the subphrenic artery
20	Hiatal paraesophageal lymph nodes
110	Paraesophageal lymph nodes in the lower mediastinum
111	Supradiaphragmatic lymph nodes distant from the oesophagus
112	Posterior mediastinal lymph nodes distant from the oesophagus and the hiatus