Shanu Modi, MD, of Memorial Sloan Kettering Cancer Center, discusses study findings from a large phase I study on trastuzumab deruxtecan in patients with low HER2-expressing breast cancer (Abstract P6-17-02).
Hope S. Rugo, MD, of the University of California, San Francisco, discusses how treatment with a lower dose of palbociclib (100 mg vs 125 mg) in combination with fulvestrant or tamoxifen is associated with a lower rate of high-grade neutropenia (Abstract PD2-12).
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).
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.
Reshma Jagsi, MD, DPhil, of the University of Michigan, and Rachel A. Freedman, MD, MPH, of Dana-Farber Cancer Institute, discuss the twin challenges of overtreating people with cancer and the missed opportunities and dangers of undertreatment.
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.
