Collaborative Stage for TNM 7 - Revised 11/10/2010  [ Schema ]

GISTRectum

CS Lymph Nodes

CodeDescriptionTNM 7 MapTNM 6 MapSS77 MapSS2000 Map
000No regional lymph node involvementN0NANONENONE
050Nodule(s) or foci in perirectal fatN1NARNRN
100OBSOLETE DATA RETAINED AND REVIEWED V0203
See code 050 and 110

Regional lymph nodes :
Rectosigmoid:
    Paracolic/pericolic
    Perirectal
    Rectal
    Nodule(s) or foci in pericolic fat/adjacent mesentery/mesocolic fat
Rectum:
    Perirectal
    Rectal, NOS
    Nodule(s) or foci in perirectal fat
N1NARNRN
110Regional lymph nodes:
For all sites:
    Perirectal
    Rectal
For rectosigmoid:
    Paracolic/pericolic
N1NARNRN
200Regional lymph node(s):   
    For all sites:
        Hemorrhoidal:
            Middle
            Superior
        Mesenteric, inferior
        Rectal:
            Middle
            Superior
        Sigmoidal (sigmoid mesenteric)
    For rectosigmoid:
        Colic, NOS
            Left colic
    For rectum:
        Hemorrhoidal:
        Inferior        
        Internal iliac (hypogastric), NOS:
            Obturator
        Rectal, inferior
        Sacral, NOS :
            Lateral (laterosacral)
            Middle (promontorial) (Gerota's node)
            Presacral
            Sacral promontory
N1NARNRN
300Regional lymph nodes for all sites:
    Mesenteric node(s), NOS
    Regional lymph node(s), NOS
N1NARNRN
400Stated as N1 with no other information on regional lymph nodesN1NARNRN
450OBSOLETE DATA RETAINED V0200

Stated as N2 pathologic
ERRORNARNRN
800Lymph nodes, NOSN1NARNRN
999Unknown; regional lymph nodes not stated
Regional lymph nodes cannot be assessed
Not documented in patient record
N0NAUU