Collaborative Stage

Collaborative Stage for TNM 7 - Revised 05/13/2011 [ Schema ]

CysticDuct

CS Lymph Nodes

Note 1: Code only regional nodes and nodes, NOS, in this field. Distant nodes are coded in CS Mets at DX.
Note 2: Periaortic and pericaval lymph nodes are classified as regional nodes for AJCC 7 staging. They are now coded in CS Lymph Nodes.

Code	Description	TNM 7 Map	TNM 6 Map	SS77 Map	SS2000 Map
000	No regional lymph node involvement	N0	N0	NONE	NONE
100	Regional lymph nodes: Cystic duct (node of the neck of the gallbladder) (Calot's node) Hepatic, NOS: Hepatic artery Hilar (in the hepatoduodenal ligament) Node of the foramen of Winslow (omental) (epiploic) Pericholedochal (node around common bile duct) Periportal Porta hepatis (portal) (hilar) (in hilus of liver) Regional lymph nodes, NOS	N1	N1	RN	RN
120	Regional lymph nodes: Pancreaticoduodenal Periduodenal Peripancreatic (near head of pancreas only)	N1	N1	RN	RN
150	OBSOLETE DATA RETAINED V0200 (See codes 100 and 300) Regional lymph nodes: Cystic duct (node of the neck of the gallbladder) (Calot's node) Hepatic Hilar (in the hepatoduodenal ligament) Node of the foramen of Winslow (omental) (epiploic) Pancreaticoduodenal Pericholedochal (node around common bile duct) Periduodenal Peripancreatic (near head of pancreas only) Periportal Porta hepatis (portal) (hilar) (in hilus of liver) Regional lymph nodes, NOS	ERROR	N1	RN	RN
200	Stated as N1 with no other information on regional lymph nodes	N1	N1	RN	RN
300	OBSOLETE DATA CONVERTED V0203 See code 120 Regional lymph nodes: Pancreaticoduodenal Periduodenal Peripancreatic (near head of pancreas only)	ERROR	ERROR	ERROR	ERROR
310	OBSOLETE DATA CONVERTED V0203 See code 315 (300) + (100)	ERROR	ERROR	ERROR	ERROR
315	120 + 100	N2	N1	RN	RN
350	Regional lymph nodes: Celiac Superior mesenteric	N2	N1	D	D
355	Regional lymph nodes: Periaortic Pericaval	N2	N0	D	D
360	350 + 100	N2	N1	D	D
370	355 + (100, 120, 350)	N2	N1	D	D
400	Stated as N2 with no other information on regional lymph nodes	N2	N1	RN	RN
800	Lymph nodes, NOS	N1	N1	RN	RN
999	Unknown; regional lymph nodes not stated Regional lymph nodes cannot be assessed Not documented in patient record	NX	NX	U	U