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.
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).
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).
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).
François-Clément Bidard, MD, PhD, of the Institut Curie and the University of Versailles, discusses phase III study findings on the clinical utility of circulating tumor cell count as a tool to choose between first-line hormone therapy and chemotherapy for estrogen receptor–positive, HER2-negative metastatic breast cancer (Abstract GS3-07).
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.
