Collaborative Stage for TNM 7 - Revised 10/28/2010  [ Schema ]

SmallIntestine

CS Lymph Nodes

CodeDescriptionTNM 7 MapTNM 6 MapSS77 MapSS2000 Map
000No regional lymph node involvementN0N0NONENONE
100Regional lymph node(s):
   For duodenum primaries only:
        Duodenal
        Gastroduodenal
        Hepatic
        Pancreaticoduodenal
        Pyloric:
            Infrapyloric (subpyloric)
    For jejunum or ileum primaries only:
        Mesenteric, NOS:
            Superior mesenteric
     For ileum primary only:
        Cecal (anterior, posterior or retrocecal)
        Ileocecal
^N1RNRN
200Regional lymph node(s):
    For duodenum primaries only:
        Pericholodochal (common bile duct)
        Superior mesenteric
^N1DRN
300Regional lymph node(s), NOS^N1RNRN
400Stated as N1 pathologic with no other information on regional lymph nodesN1N1RNRN
450Stated as N2 pathologic with no other information on regional lymph nodesN2N1RNRN
800Lymph nodes, NOSN1N1RNRN
999Unknown; regional lymph nodes not stated
Regional lymph nodes cannot be assessed
Not documented in patient record
NXNXUU