Anatomic Stage IIA Breast Cancer AJCC v8NCIt concept
Preferred Label : Anatomic Stage IIA Breast Cancer AJCC v8;
NCIt synonyms : Anatomic Stage IIA Breast Carcinoma AJCC v8;
NCIt related terms : Stage IIA Breast Cancer;
NCIt definition : Stage IIA includes: (T0, N1, M0); (T1, N1, M0); (T2, N0, M0). T0: No evidence of primary
tumor. T1: Tumor measuring 20 mm or less in greatest dimension. T2: Tumor measuring
more than 20 mm, but not more than 50 mm in greatest dimension. N0: No regional lymph
node metastasis is identified or isolated tumor cell clusters (ITCs) are identified
only. N1: Tumor with micrometastases; or metastases in 1-3 axillary lymph nodes; and/or
clinically negative internal mammary nodes with micrometastases or macrometastases
by sentinel lymph node biopsy. M0: No clinical or radiographic evidence of distant
metastases. Imaging studies are not required to assign the M0 category. (AJCC 8th
ed.);