APPENDIX (62)    AJCC STAGING GROUPS (164.33)

Name Value
NAME APPENDIX
7TH EDITION (T) CODES
  • T-CODE:   X
  • T-CODE:   1A
  • T-CODE:   1B
7TH EDITION (T) CODE HELP 
Primary Tumor (T)
T2   Tumor more than 2 cm but not more than 4 cm or with extension to the
      cecum
T3   Tumor more than 4 cm or with extension to the ileum
T4   Tumor directly invades other adjacent organs or structures, e.g., 
      abdominal wall and skeletal muscle
 
Carcinoid
 
TX   Primary tumor cannot be assessed
T0   No evidence of primary tumor
T1   Tumor 2 cm or less in greatest dimension
T1a  Tumor 1 cm or less in greatest dimension
T1b  Tumor more than 1 cm but not more than 2 cm
7TH EDITION (N) CODES
  • N-CODE:   X
7TH EDITION (N) CODE HELP 
Regional Lymph Nodes (N)
 
Carcinoid
 
NX  Regional lymph nodes cannot be assessed
N0  No regional lymph node metastasis
N1  Regional lymph node metastasis
7TH EDITION (M) CODES
7TH EDITION (M) CODE HELP 
Distant Metastasis (M)
 
Carcinoid
 
M0  No distant metastasis
M1  Distant metastasis