label: Breast Cancer by AJCC v8 Prognostic Stage
label_lc: breast cancer by ajcc v8 prognostic stage
description: A term that refers to the staging of breast cancer, following the rules of the TNM AJCC v8 classification system. This staging system should be used in countries where HER2, ER, and PR biomarker tests are routinely performed for patient care (U.S., Canada, etc.). (from AJCC 8th Ed.)