TNM 7 Stage Group

This input is used for staging

Notes

**Note 1:** SEER*RSA added additional information to UICC 7th edition stages with UICC approval. If your registry submits the directly assigned Stage Groups to agencies other than SEER, please check the AJCC 7th edition manual to ensure you are using the appropriate logic. * Stage Group III **Note 2:** TNM does not include an in situ category for this schema. Assign 88 to stage group for in situ cases.

Default

99

NAACCR Item

NAACCR #970

Metadata

None
Stage Stage Display T N M Mitotic Rate
1 I T1,2 N0,X M0 000-050,988,990
2 II T3 N0,X M0 000-050,988,990
3 III T4 N0,X M0 996,998,999
3A IIIA T1
T4
N0,X
N0,X
M0
M0
051-110,991
000-050,988,990
3B IIIB T2-4 N0,X M0 051-110,991
4 IV Any T
Any T
N1
Any N
M0
M1
Any Rate
Any Rate
99 Unknown T1-3
TX
N0,X
N0,X
M0
M0
996,998,999
Any Rate
88 Not Applicable 88 88 88 Any Rate