AA.Gastric C II 06. ppt

GASTRIC ADENOCARCINOMA
Classification and anatomy of lymph node groups
* N1 disease = involvement of
perigastric LN along lesser or greater
curvature (1 - 6) [1, right paracardial; 2,
left paracardial; 3, lesser curvature; 4,
greater curvature; 5, suprapyloric; 6,
infrapyloric];
* N2 - N3 disease = involvement of LN
along celiac axis (N2) and its 3
branches (N3) (7 -11) [7, left gastric
artery; 8, common hepatic artery; 9,
celiac artery; 10, splenic hilus; 11,
splenic artery];
* N4 disease = involvement of more
distant LN (12 - 14) [12, hepatic
pedicle; 13, retropancreatic; 14,
mesenteric root; 15, middle colic
artery; 16, para-aortic]