Jame Abraham, MD, of the Cleveland Clinic, discusses findings on the use of avelumab, an anti–PD-L1 antibody, in patients with locally advanced or metastatic breast cancer, as well as the preliminary efficacy and safety findings of pembrolizumab in patients with PD-L1–positive, estrogen receptor–positive/HER2-negative disease (Abstracts S1-04, S5-07).
Lisa A. Carey, MD, of the University of North Carolina, and Sibylle Loibl, MD, PhD, of the German Breast Group, discuss new data on palbociclib, new immunotherapy, and brain metastases (Abstract YR4).
Hans Wildiers, MD, PhD, of the University Hospitals, Leuven, discusses this phase III study on the use of ado-trastuzumab emtansine vs treatment of physician’s choice in previously treated HER2-positive metastatic breast cancer (Abstract S5-05).
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).
Matthew J. Ellis, PhD, FRCP, of the Baylor College of Medicine, gives his expert perspective on this evolving area of research.
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).
