Mitchell Dowsett, PhD, of the Royal Marsden Hospital discusses the EndoPredict test, which has improved performance compared with the widely used Oncotype Dx test (Abstract S3-01).
Andrew Seidman, MD, of Memorial Sloan Kettering Cancer Center, and Hope S. Rugo, MD, of the University of California, San Francisco, discuss preliminary efficacy and safety findings of pembrolizumab in patients with PD-L1–positive, estrogen receptor-positive/HER2-negative disease. (Abstract S5-07)
Sarat Chandarlapaty, MD, PhD, of the Memorial Sloan Kettering Cancer Center, discusses results from this study that showed patients with ER-positive metastatic breast cancer who had a D538G and/or a Y537S mutation in the ESR1 gene had significantly worse median overall survival (Abstract S2-07).
Andrew Seidman, MD, of Memorial Sloan Kettering Cancer Center, and Hope S. Rugo, MD, of the University of California, San Francisco, discuss findings on de-escalating systemic therapy for breast cancer (Abstract ES6-3).
William M. Sikov, MD, of Women and Infants Hospital of Rhode Island, discusses the results of this study that showed pathologic complete response to presurgery chemotherapy improved survival (Abstract S2-05).
Clifford A. Hudis, MD, of Memorial Sloan Kettering Cancer Center, and Carlos L. Arteaga, MD, of Vanderbilt University, discuss the roles of IGF/insulin signaling, adipokines and inflammation, and metformin and lifestyle change in breast cancer and risk for the disease.
