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. 2018 Dec 27;20(1):69–82. doi: 10.3348/kjr.2018.0231

Table 2. 7th Edition of American Joint Committee on Cancer Staging System for Breast Cancer.

Stage Tumor Node Metastasis
0 Tis N0 M0
IA T1 N0 M0
IB T0 N1mi M0
T1 N1mi M0
IIA T0 N1 M0
T1 N1 M0
T2 N0 M0
IIB T2 N1 M0
T3 N0 M0
IIIA T0 N2 M0
T1 N2 M0
T2 N2 M0
T3 N1 M0
T3 N2 M0
IIIB T4 N0 M0
T4 N1 M0
T4 N2 M0
IIIC AnyT N3 M0
IV AnyT AnyN M1

Tis = in situ, mi = micrometasis

HHS Vulnerability Disclosure