TNM 7 Stage Group

This input is used for staging

Notes

**Note 1:** The Stage Groups displayed are the Mycosis Fungoides and Sezary Syndrome staging system proposed by the *International Society for Cutaneous lymphomas* and *EORTC*. * Stage Group IVA (as defined in the table) **Note 2:** While the stage groups below are valid, the specified TNM combinations, when B (SSF1) is unknown (080, 090, 988, 997, 999), are only included in SEER*RSA. * Stage Group IA - (T1 [NOS], T1a, 1b), N0, M0 * Stage Group IB - (T2 [NOS], T2a-T2b), N0, M0 * Stage Group IIA - (T1 [NOS], T1a, T1b, T2 [NOS], T2a, 2b), (N1-N2b), M0 * Stage Group IIB - T3, (N0-2b), M0 * Stage Group IIIA - T4, (N0-2b), M0 * Stage Group IVA2 - Any T, N3, M0 * Stage Group IVB - Any T, Any N, M1 **Note 3:** While the stage groups below are valid, the specified TNM combinations are only included in SEER*RSA. * Stage Group IVA1 - TX, (N0-N2b), M0, SSF1 (070) - TX is not included in the stage group definition * Stage Group IVA1 - T0, (N1-N2b), M0, SSF1 (070) - T0 is not included in the stage group definition * Stage Group IVA2 - (T0, TX), N3, M0, Any SSF1 - TX, T0 not included in the stage group definition * Stage Group IVB - (T0, TX), Any N, M1, Any SSF1 - TX, T0, not included in the stage group definition

Default

99

NAACCR Item

NAACCR #970

Metadata

None
Stage Stage Display T N M Peripheral Blood Involvement (SSF1)
1A IA T1,1a,1b N0 M0 010-060,080,090,988,997,999
1B IB T2,2a,2b N0 M0 010-060,080,090,988,997,999
2A IIA T1,1a,1b,2,2a,2b N1,1a,1b,2,2a,2b M0 010-060,080,090,988,997,999
2B IIB T3 N0,1,1a,1b,2,2a,2b M0 010-060,080,090,988,997,999
3A IIIA T4 N0,1,1a,1b,2,2a,2b M0 010-030,080,090,988,997,999
3B IIIB T4 N0,1,1a,1b,2,2a,2b M0 040-060
4A IVA Any T NX M0 070
4A1 IVA1 T0
T1,1a,1b,2,2a,2b,3,4,X
N1,1a,1b,2,2a,2b
N0,1,1a,1b,2,2a,2b
M0
M0
070
070
4A2 IVA2 Any T N3 M0 Any
4B IVB Any T Any N M1 Any
99 Unknown T0
T1,1a,1b,2,2a,2b,3,4
TX
N1,1a,1b,2,2a,2b,X
NX
N0,1,1a,1b,2,2a,2b,X
M0
M0
M0
010-060,080,090,988,997,999
010-060,080,090,988,997,999
010-060,080,090,988,997,999
88 Not Applicable 88 88 88 Any