Julien Edeline, MD, on Biliary Tract Cancer: Results of the PRODIGY 12-ACCORD 18 Trial (French Language Version) 
2017 Gastrointestinal Cancers Symposium
Julien Edeline, MD, of the Centre Eugène Marquis, discusses in French study findings on gemcitabine and oxaliplatin vs surveillance following surgery for localized biliary tract cancer (Abstract 225).
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).
Masanori Terashima, MD, PhD, of Shizuoka Cancer Center, discusses phase III study findings evaluating bursectomy for patients with subserosal/serosal gastric cancer (Abstract 5).
Geoffrey Ku, MD, MBA, of Memorial Sloan Kettering Cancer Center, discusses the promise of immunotherapy drugs and the search for biomarkers that will help identify patients more likely to respond, not only to these medications, but to combinations of immunotherapies, other targeted treatments, chemotherapy drugs, and radiation.
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).
Ignacio Melero, MD, PhD, of the University Clinic of Navarra, Centre of Applied Medical Research, discusses study findings on nivolumab dose escalation and expansion in patients with advanced hepatocellular carcinoma (Abstract 226).