Dejan Juric, MD, of Massachusetts General Hospital, discusses phase III study findings on liquid biopsy–based assessment of PIK3CA mutational status and the combination of the selective PI3K-alpha inhibitor alpelisib plus fulvestrant in the treatment of advanced breast cancer (Abstract GS3-08).
Roisin M. Connolly, MD, of the Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins, discusses clinical trials during the past year on studies on CDK and PI3K inhibitors in estrogen receptor–positive breast cancer and immune checkpoint agents in triple-negative breast cancer.
Harold J. Burstein, MD, PhD, of the Dana-Farber Cancer Institute, and Daniel F. Hayes, MD, of the University of Michigan Rogel Cancer Center debate whether all women with breast cancer and positive lymph nodes should receive chemotherapy.
Sara A. Hurvitz, MD, of the University of California, Los Angeles, discusses the natural history and novel combinations for HER2-positive disease as well as predictive and prognostic markers for this type of breast cancer.
Monica Morrow, MD, of Memorial Sloan Kettering Cancer Center reviews lessons learned from top abstracts, including how to tailor the extent of local therapy to minimize morbidity, the diminishing role of axillary lymph node dissection, long-term sequelae of breast surgical procedures, and the need to discuss outcomes with patients.
Andrew D. Seidman, MD, of Memorial Sloan Kettering Cancer Center, and Richard G. Gray, MA, MSc, of the University of Oxford, discuss a meta-analysis of individual patient data from 12 randomized trials including 24,912 women on the effects—in terms of recurrence and cause-specific mortality—of prolonging adjuvant aromatase inhibitor therapy beyond 5 years (Abstract GS3-03).
