label: Stage IIIA Breast Cancer AJCC v7
label_lc: stage iiia breast cancer ajcc v7
description: "Stage IIIA includes: (T0, N2, M0); (T1, N2, M0); (T2, N2, M0); (T3, N1, M0); (T3, N2, M0).  T0: No evidence of primary tumor.  T1: Tumor 20 mm or less in greatest dimension.  T1 includes T1mi. T1mi: Tumor 1 mm or less in greatest dimension.  T2: Tumor more than 20 mm but not more than 50 mm in greatest dimension.  T3: Tumor more than 50 mm in greatest dimension.  N1: Metastasis to movable ipsilateral level I, II axillary lymph node(s).  N2: Metastases in ipsilateral level I, II axillary lymph nodes that are clinically fixed or matted; or in clinically detected ipsilateral internal mammary nodes in the absence of clinically evident axillary lymph node metastases.  M0: No clinical or radiographic evidence of distant metastasis.  M0 includes M0(i+).  (AJCC 7th Ed.)"