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.
NAACCR ItemNAACCR #910
|Stage||Stage Display||T||N||M||Peripheral Blood Involvement (SSF1)|
|4B||IVB||Any T||Any N||M1||Any|