Cornelis van de Velde, MD, PhD, of Leiden University Medical Center, discusses the International Watch & Wait database, established to track evidence on organ-preserving strategies in patients with rectal cancer (Abstract 521).
Karyn A. Goodman, MD, of the University of Colorado School of Medicine, discusses initial study findings on PET scan–directed combined-modality therapy for esophageal cancer (Abstract 1).
Brendan J. Guercio, MD, of the Dana-Farber Cancer Institute, discusses results from a study of patients with metastatic colorectal cancer who took part in weekly physical activity and its impact on their disease progression and overall survival (Abstract 659).
Cynthia L. Sears, MD, of Johns Hopkins University School of Medicine, summarizes her keynote talk on microbes, microbiota, and colon cancer. Next-generation sequencing combined with biologic studies suggests that most colorectal cancer cases have specific microbiome associations.
Ian Chau, MD, of the Royal Marsden Hospital, discusses the continuum of care in esophageal and gastric cancers and the multiple active lines of treatment. Routine adoption of genomic testing may lead to further refinement of current treatment and more options in the future.
Michael J. Overman, MD, of The University of Texas MD Anderson Cancer Center, discusses study findings on nivolumab alone or in combination with ipilimumab in patients with DNA mismatch repair–deficient/microsatellite instability high metastatic colorectal cancer (Abstract 519).
