Heather McArthur, MD, MPH, on Early-Stage High-Risk ER+/HER2− Breast Cancer: New pCR Results for Pembrolizumab and Chemotherapy
2024 Society of Surgical Oncology Annual MeetingHeather McArthur, MD, MPH, of UT Southwestern Medical Center, discusses phase III findings from the KEYNOTE-756 trial, which shows that adding pembrolizumab to neoadjuvant chemotherapy increases pathologic complete response (pCR) rates in patients with early-stage, high-risk, estrogen receptor–positive or HER2-negative breast cancer. (ER+/HER2−). The regimen shifted more patients to lower residual cancer burden categories (Abstract 2).