Gi Insights

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: William Chey, MD The role of diet and nutrition in irritable bowel syndrome (IBS) has long been established, but clinical updates are always evolving. That’s why Dr. Peter Buch welcomes Dr. William Chey, Professor of Medicine and Chief of Gastroenterology at the University of Michigan, to talk about the latest clinical updates from the American Gastroenterological Association.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Reena Chokshi, MD Gastric emptying tests may be used for patients with gastroparesis and functional dyspepsia. But when it comes to assessing patients with symptoms, is it time to discard these tests? Find out with Dr. Peter Buch as he speaks with Dr. Reena Chokshi, Assistant Professor at Baylor College of Medicine and author of an editorial on this topic, titled Is It Time to Abandon Gastric Emptying in Patients With Symptoms of Gastroparesis and Functional Dyspepsia?, which was published in the Clinical Gastroenterology and Hepatology journal in May 2021.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Maurizio Bonacini, MD What non-invasive techniques are available to assess liver fibrosis? Joining Dr. Peter Buch to give us insight on this key question, along with how we can incorporate these treatments into our patient care, is Dr. Maurizio Bonacini. Dr. Bonacini is an Associate Professor of Clinical Medicine at the University of California, San Francisco and CEO of Mission Gastroenterology and Hepatology.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Robert Wong, MD What are our treatment options for hepatitis B, and do they have any limitations? Here to walk us through the challenges treatment landscape for hepatitis B is Dr. Robert Wong, who is a Clinical Associate Professor at Stanford University.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Mark Pimentel, MD Hydrogen breath tests can help clinicians determine if a patient has conditions that can affect their digestive health, and they’re especially important for the diagnosis of carbohydrate maldigestion and small intestinal bacterial overgrowth. That’s why Dr. Peter Buch takes an in-depth look at breath testing with Dr. Mark Pimentel, Professor of Medicine at the David Geffen School of Medicine at UCLA and Associate Professor at Cedars-Sinai Medical Center.

Host: Neilanjan Nandi, MD Guest: Parambir Dulai, MD In contrast to traditional monoclonal antibodies or small molecules, hyperbaric oxygen therapy involves a different type of treatment. But is this therapeutic option effective for our ulcerative colitis patients? To better understand this, Dr. Neil Nandi speaks with Dr. Parambir Dulai from Northwestern University to share his research on hyperbaric oxygen therapy.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Eamonn Quigley, MD Have you ever wondered what the practice of gastroenterology will look like in 10 years? If so, you’re not alone. And to help clear up that crystal ball, Dr. Peter Buch speaks with Dr. Eamonn Quigley about what’s to come in gastroenterology.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Paul Kwo, MD The treatment landscapes for alcoholic hepatitis and acute kidney injury in cirrhosis are evolving. So how are we now defining acute kidney injury with cirrhosis, and how should we treat these two conditions based on the latest therapeutic updates? To find out, Dr. Peter Buch speaks with Dr. Paul Kwo, Professor of Medicine and Director of Hepatology at Stanford University.

Guest: Todd H. Baron, MD What do we need to know about esophageal perforations? Dr. Todd H. Baron from the University of North Carolina School of Medicine shares how he treats patients with esophageal perforations.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Brennan Spiegel, MD, MSHS Diverticular disease is a common condition for which clinical therapies continue to evolve. So what has changed in the treatment paradigm? Joining Dr. Peter Buch to discuss everything from the role of colonoscopy, diverticular bleeding, long-term complications, and more is Dr. Brennan Spiegel, Director of Health Services Research at Cedars-Sinai and Professor of Medicine at UCLA.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Nicholas Shaheen, MD, MPH For patients with Barrett’s esophagus with dysplasia, endoscopic surveillance is recommended to monitor the progression of the condition. But with the release of an updated guideline from the ACG, which of our patients are the right candidates for endoscopic treatment, and when should we be stopping surveillance? To discuss these and other key questions stemming from the updated guideline, Dr. Peter Buch is joined by Dr. Nicholas Shaheen, Professor of Medicine and Epidemiology and Chief of the Division of Gastroenterology and Hepatology at the University of North Carolina School of Medicine.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Todd H. Baron, MD Treating benign esophageal strictures can be challenging. How can we avoid mistakes and improve care? Dr. Peter Buch joins Dr. Todd Baron, Professor of Medicine and Director of Advanced Therapeutic Endoscopy at the Division of Gastroenterology and Hepatology at the University of North Carolina School of Medicine to share common therapeutic mistakes and discuss how to treat esophageal strictures.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Kathryn Peterson, MD, MSci As rates of eosinophilic esophagitis continue to rise, how should we adjust our approach to management? To answer that question, Dr. Peter Buch is joined by Dr. Kathryn Peterson, an Associate Chief of the Division of Gastroenterology at the University of Utah Health.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Andrew Ong MBChB, MRCP, FAMS Irritable bowel syndrome (IBS) varies by geography, culture, and environment. So to learn more about IBS in the Asian population, Dr. Peter Buch welcomes Dr. Andrew Ong, who discusses the differences between IBS in the Asian population compared to North America and the importance of considering cultural differences when confronting IBS.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Naim Alkhouri, MD Non-alcoholic fatty liver disease (NAFLD) is the most common form of chronic liver disease in the United States and affects about one-quarter of the population. So what are the risk factors for developing NAFLD, and how can we monitor its progression and manage our patients? Joining Dr. Peter Buch to answer these and other key questions is Dr. Naim Alkhouri, Chief of Transplant Hepatology and the Director of the Fatty Liver Program at Arizona Liver Health.

Host: Neilanjan Nandi, MD Guest: Anita Afzali MD, MPH, FACG, AGAF Guest: Aline Charabaty, MD Although the rate of females in gastroenterology has increased, gender disparities such as equal pay and leadership positions still persist. That’s why Drs. Aline Charabaty and Anita Afzali co-founded Scrubs & Heels, a leadership organization working to foster professional growth for women in gastroenterology. And now, they join Dr. Neil Nandi to discuss Scrubs & Heels’ mission and how we can close gender disparities and promote women in the field of gastroenterology.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Michel Kahaleh, MD Per-oral endoscopic myotomy (POEM) is a specialized endoscopic procedure to treat motility disorders of the esophagus. But what’s the procedure’s specific use in treating achalasia and other esophageal dysmotilities? To help answer that key question, Dr. Peter Buch is joined by Dr. Michel Kahaleh, Professor of Medicine and Director of the Pancreas Program in the Department of Medicine at Robert Wood Johnson Medical School, to discuss which patients to consider for POEM and key limitations of the procedure that clinicians should be aware of.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Neena Abraham, MD, MS Join Dr. Peter Buch as he explores the management of acute gastrointestinal bleeding and the periendoscopic period with anticoagulants and with Dr. Neena Abraham, Associate Medical Director at the Mayo Clinic Center for the Science of Health Care Delivery in Arizona and lead author of the joint “American College of Gastroenterology-Canadian Association of Gastroenterology Clinical Practice Guideline.”

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Frances Onyimba, MD Over the last two decades, up to 20 percent of the population in industrialized nations have reported an abnormal physical response to food ingestion, also known as an adverse reaction to food. So what key information do we need to know about food allergies and intolerances amid this recent rise around the world? To find out, Dr. Peter Buch is joined by Dr. Frances Onyimba, Assistant Professor of Medicine at the University of Maryland School of Medicine. Together, they’ll discuss how we can better identify and diagnose food allergies and intolerances.

Host: Peter Buch, MD, FACG, AGAF, FACP Guest: Laura Targownik, MD Proton pump inhibitors (PPIs) are among the 10 most widely prescribed medications, but PPI overuse has been associated with adverse events. So what is the best advice for de-prescribing PPIs, and which of our patients should remain on PPIs? Find out the answers to these and other key questions with Dr. Peter Buch and Dr. Laura Targownik, who’s the lead author of the American Gastroenterological Association’s Clinical Practice Update on De-Prescribing of Proton Pump Inhibitors.