Breast Cancer — Causes, Mammography, HER2, Chemotherapy & Survival Guide
Breast cancer is the world's most common cancer, affecting 2.3 million women annually. ER+/HER2+ subtypes, BRCA1/2 mutations, and TNM staging determine treatment. Learn about mammography, trastuzumab, tamoxifen, CDK4/6 inhibitors, and sentinel node biopsy.