James H. Doroshow, MD, of the National Cancer Institute, describes a new precision medicine initiative called the MATCH trial: Molecular Analysis for Therapy Choice. In 2,400 NCI clinical trial sites, 3,000 patients will be screened and their tumors analyzed to determine whether they contain genetic abnormalities for which a targeted drug exists.
Jan C. Buckner, MD, of the Mayo Clinic discusses adjuvant whole-brain radiotherapy and the need for initial treatment with radiosurgery and close monitoring to preserve cognitive function in patients with brain metastases (Abstract LBA4).
Richard G. Margolese, MD, of McGill University discusses the improvement in breast cancer-free interval with anastrozole vs tamoxifen in patients with DCIS undergoing lumpectomy plus radiotherapy (Abstract LBA500).
Clifford A. Hudis, MD, and Maura N. Dickler, MD, of Memorial Sloan Kettering Cancer Center, discuss adding bevacizumab to letrozole as a first-line endocrine therapy for treatment of hormone receptor–positive advanced breast cancer (Abstract 501).
Claus Garbe, MD, of the University of Tuebingen, and Anthony J. Olszanski, RPh, MD, of Fox Chase Cancer Center, discuss the survival of sentinel lymph node-positive melanoma patients with and without complete lymph node dissection (Abstract LBA9002).
Dung T. Le, MD, of Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins University, and Axel Grothey, MD, of the Mayo Clinic, discuss how mismatch repair status predicts clinical benefit of immune checkpoint blockade with pembrolizumab (Abstract LBA100).
