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 Sabine Siesling, PhD, of the Netherlands Comprehensive Cancer Organization, discuss the improved overall survival after 10 years in women who received breast-conserving surgery compared with those who received mastectomy with radiation treatment. (Abstract S3-05)
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).
Jame Abraham, MD, of the Cleveland Clinic, discusses the 10-year follow-up of this trial, and the long-term benefit and safety of adding trastuzumab to the adjuvant treatment of HER2-positive early breast cancer (Abstract S5-04).
Lori J. Pierce, MD, of the University of Michigan Health System, discusses findings on second cancer incidence and non-breast cancer mortality among 40,000 women in 75 clinical trials. (Abstract S5-08)
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).
