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).
Eun-Sil Shelley Hwang, MD, of Duke University Medical Center, discusses study findings on primary endocrine therapy for estrogen receptor–positive ductal carcinoma in situ (Abstract GS5-05).
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).
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).
Lee S. Schwartzberg, MD, of the West Cancer Center, discusses phase II study findings evaluating exemestane with or without enzalutamide in patients with hormone receptor–positive breast cancer (Abstract GS4-07).
Lisa A. Carey, MD, of the University of North Carolina, discusses the long-term follow-up of CALGB 40502/NCCTG N063H, a phase III study of weekly paclitaxel compared with weekly nanoparticle albumin bound nab-paclitaxel or ixabepilone with or without bevacizumab as first-line therapy for locally recurrent or metastatic breast cancer (Abstract GS3-06).
