Sherene Loi, MD, of Peter MacCallum Cancer Centre, discusses a pooled individual patient data analysis of stromal tumor-infiltrating lymphocytes in primary triple-negative breast cancer treated with anthracycline-based chemotherapy (Abstract S1-03).
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).
Patricia A. Ganz, MD, of the University of California at Los Angeles, discusses this clinical trial of anastrozole vs tamoxifen in postmenopausal women with ductal carcinoma in situ undergoing lumpectomy plus radiotherapy (Abstract S6-04).
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)
Lisa A. Carey, MD, of the University of North Carolina, and Jay Harris, MD, of Dana-Farber Cancer Institute and Brigham and Women’s Hospital, discuss Dr. Harris' plenary lecture.
