ACG International VGR – Week 06–Wednesday, February 4, 2026: The Paradigm Shift from FMT to Live Biotherapeutic Products in the Treatment of Recurrent Clostridioides difficile Infection

Faculty: Paul Feuerstadt, MD, FACG
Moderator: Ronald K. Hsu, MD, FACG
Learning Objective: Explain how the treatment of C. diff has shifted from fecal microbiota transplantation (FMT) to live biotherapeutic products.

7:00 am – 8:00 am, Eastern Time | 8:00 pm – 9:00 pm Taiwan time (CST)

Paul Feuerstadt, MD, FACG, AGAF, FRCPE, is a nationally and internationally recognized gastroenterologist, educator, and researcher. He is an Associate Clinical Professor of Medicine at Yale University School of Medicine. Dr. Feuerstadt has dedicated his career to advancing the understanding and management of gastrointestinal disorders, with particular expertise in Clostridioides difficile infection, microbiome restoration therapies, eosinophilic esophagitis, and intestinal ischemia. He has authored numerous peer-reviewed articles, contributed to major textbooks including Sleisenger and Fordtran's Gastrointestinal and Liver Disease, and serves on multiple national committees shaping GI practice standards. Dr. Feuerstadt is a frequent invited speaker at global conferences. His work bridges clinical care, research, and education, earning him multiple honors including Presidential Poster Awards from the American College of Gastroenterology and the Yale School of Medicine Voluntary Faculty Research Award.

Ronald Hsu, MD, FACG, AGAF, FASGE, FACP, FRCP (Lond, Edin), is a Clinical Professor of Medicine at the UC Davis School of Medicine, specializing in advanced therapeutic endoscopy, fecal microbiota transplantation, inflammatory bowel disease, and the gut microbiome in health and disease. Dr. Hsu holds several distinguished leadership positions. He serves as the US Regional Advisor for the Royal College of Physicians in Edinburgh, United Kingdom, and as the Medical Director of the Sutter Roseville Endoscopy Center, California. He previously served as the American College of Gastroenterology Governor for Northern California and as a Regional Councilor for the Board of Governors and is currently a member of the ACG International Relations Committee. As Principal Investigator for the US FMT National Registry Northern California site, Dr. Hsu conducts clinical trials and publishes in peer-reviewed journals. He also directs hands-on endoscopy workshops, medical education conferences, and community outreach programs. Dr. Hsu's contributions have earned him numerous accolades, including the ACG Community Service Award, ACG Senior Governor's Award, ACG Board of Governor's Service Award, ACG SCOPY Music and CRC Awareness Maestro Award, ASGE Achievement in Endoscopy Education, US Top Doctors recognition, Becker's Review designation as one of five physicians on the cutting edge of gastroenterology, the UC Davis Walter Trudeau Excellence in Teaching Award, and the Dean's Award for Excellence in Team Inclusion.