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).
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.
Masanori Terashima, MD, PhD, of Shizuoka Cancer Center, discusses phase III study findings evaluating bursectomy for patients with subserosal/serosal gastric cancer (Abstract 5).
Cathy Eng, MD, of The University of Texas MD Anderson Cancer Center, discusses management approaches to anal cancer, including the current standard of care, as well as novel approaches for locally advanced and metastatic disease.
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).
Julien Edeline, MD, of the Centre Eugène Marquis, discusses study findings on gemcitabine and oxaliplatin vs surveillance following surgery for localized biliary tract cancer (Abstract 225).
