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).
Andrew D. Seidman, MD, of Memorial Sloan Kettering Cancer Center, and Charles E. Geyer, MD, of Virginia Commonwealth University, discuss phase III study findings on ado-trastuzumab emtansine vs trastuzumab as adjuvant therapy in patients with early HER2-positive breast cancer with residual invasive disease after neoadjuvant chemotherapy and HER2-targeted treatment (Abstract GS1-10).
Hope S. Rugo, MD, of the University of California, San Francisco, summarizes a spotlight session she chaired, which included discussion of new immunotherapy drug combinations, predictive factors, and the immune microenvironment.
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).
Laura S. Dominici, MD, of the Dana-Farber Cancer Institute, discusses the lower quality-of-life scores seen after unilateral or bilateral mastectomy compared with breast-conserving surgery in women younger than age 40 who are treated for breast cancer (Abstract GS6-05).
Xavier Pivot, MD, PhD, of the Paul Strauss Cancer Center, discusses final study findings comparing 6 and 12 months of trastuzumab in adjuvant early breast cancer (Abstract GS2-07).
