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 IV (as defined in this table) **Note 2:** While the stage group below is valid, the specified TNM combination is only included in SEER*RSA. * Stage Group III - Tis, N1, M0 - Tis is not included in the stage group definition * Stage Group IVA - (T0,Tis), (N2 [NOS], N2a-N2c), M0 - Neither T0 nor Tis are included in the stage group definition

Default

99

NAACCR Item

NAACCR #910

Metadata

None
Stage Stage Display T N M
0 0 Tis N0,X M0
1 I T1,1a,1b N0 M0
2 II T2 N0 M0
3 III T3
Tis,T1,1a,1b,2,3
N0
N1
M0
M0
4 IV T4,4a
T4
TX
NX
N0,1,2,2a-2c
N2,2a-2c
M0
M0
M0
4A IVA Tis,T0,1,1a,1b,2,3
T4a
N2,2a-2c
N0,1,2,2a-2c
M0
M0
4B IVB Any T
T4b
N3
Any N
M0
M0
4C IVC Any T Any N M1
99 Unknown T0
T1,1a,1b,2,3
TX
N0,1,X
NX
N0,1,X
M0
M0
M0
88 Not Applicable 88 88 88