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).
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).
Zaida Morante, MD, of the Instituto Nacional de Enfermedades Neoplasicas, discusses retrospective study findings showing the importance of starting adjuvant chemotherapy for people with triple-negative breast cancer within 30 days of surgery (Abstract GS2-05).
Judy E. Garber, MD, of the Dana-Farber Cancer Institute, summarizes a special session she moderated, which included discussion of polygenic risk scores, genetic testing in diverse populations, and what to do when presented with moderate-penetrance mutations.
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.
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).
