A 35-Year-Old Woman With a Change in HER2 Expression Following Neoadjuvant Chemotherapy for Invasive Breast Cancer
June 15, 2018
A 35-year-old woman noticed a mass in her right breast and underwent a diagnostic workup, including a mammogram that revealed a 2.4-cm mass and ultrasound that showed two adjacent masses, as well as enlarged axillary lymph nodes.
