Extended pancreatic resections and lymphadenectomy: An appraisal of the current evidence

Table 2 Definitions of lymphadenectomy for pancreatic cancer according to the consensus definitions published in 1999[60]

Lymph node group	Lymph node stations
Pancreatic head cancers
Standard Lymphadenectomy
Lymph nodes of the right side of the hepatoduodenal ligament	12b1, 12b1, 12c
Posterior pancreaticoduodenal nodes	13a, 13b
Nodes to the right side of the superior mesenteric artery from the origin of the superior mesenteric artery at the aorta to the inferior pancreatico-duodenal artery	14a, 14b
Anterior pancreaticoduodenal nodes	17a, 17b
Extended Lymphadenectomy
Skeletonization of the common and proper hepatic artery lymph nodes	All 8
Celiac axis nodes	9
Lymph nodes of the left and right side of the hepatoduodenal ligament	All 12
Circumferential skeletonization of the superior mesenteric artery between the aorta and the inferior pancreaticoduodenal artery	All 14
All lymph nodes of the anterolateral aspect of the aorta and of the inferior vena cava, in continuity with Gerota’s fascia, between the celiac axis and the inferior mesenteric artery	16a2, 16b1
Pancreatic body and tail cancers
Standard Lymphadenectomy
Celiac axis nodes	9
Nodes of the hilum of the spleen	10
Splenic artery lymph nodes	11
Nodes along the inferior border of the body and tail of the pancreas	18
Extended Lymphadenectomy
Anterior-superior region of the common hepatic artery	8a
Circumferential skeletonization of the superior mesenteric artery between the aorta and the inferior pancreaticoduodenal artery	All 14
Lymph nodes of the anterolateral aspect of the aorta and of the inferior vena cava, in continuity with Gerota’s fascia, between the celiac axis and the inferior mesenteric artery	16a2, 16b1