Lynn J. Howie, MD, of the U. S. Food & Drug Administration, discusses a pooled analysis of outcomes of older women with hormone receptor–positive metastatic breast cancer treated with a CDK4/6 inhibitor as initial endocrine-based therapy (Abstract GS5-06).
Joseph A. Sparano, MD, of Montefiore Medical Center/Albert Einstein College of Medicine, discusses findings that suggest circulating tumor cells 5 years after diagnosis are prognostic for late recurrence in operable stage II–III breast cancer (Abstract GS6-03).
Sherene Loi, MD, PhD, and Roberto Salgado, MD, PhD, both of the Peter MacCallum Cancer Centre, discuss study findings on pembrolizumab and trastuzumab in patients with trastuzumab-resistant disease (Abstract GS2-06).
Matteo Lambertini, MD, of the Institut Jules Bordet, discusses the results of five clinical trials investigating temporary ovarian suppression with gonadotropin-releasing hormone analogs during chemotherapy as a strategy to preserve ovarian function and fertility in premenopausal early breast cancer patients (Abstract GS4-01).
Michael Gnant, MD, of the Medical University of Vienna, discusses phase III study findings on giving an additional 2 vs an additional 5 years of anastrozole after the first 5 years of adjuvant endocrine therapy (Abstract GS3-01).
Sibylle Loibl, MD, PhD, of the German Breast Group, discusses a study evaluating palbociclib plus endocrine treatment vs a chemotherapy-based treatment strategy in patients with hormone receptor–positive, HER2-negative metastatic breast cancer (Abstract OT3-05-04).
