Digestive Disease Week

2022 DDW

See below for the Michigan Medicine Division of Gastroenterology and Hepatology faculty, fellows, and staff participating in the 2022 Digestive Disease Week® (DDW) taking place May 21-24, 2022. All times are listed in Pacific Daylight Time. Download The GI Digest for a printer friendly version.

Awards & Recognition

AGA President

John Carethers, MD, MACP

AGA Recognition Prize Recipients

AGA Distinguished Clinician Award
Peter Higgins, MD, PhD, MSc

AGA Distinguished Mentor Award
Anna Lok, MD

AGA William Beaumont Prize
Chung Owyang, MD

Posters of Distinction

AASLD Poster of Distinction
WNT Signaling Regulates Bile Duct Progenitor Cell Function in Human and Mouse Derived Biliary Organoids
Ashley Calder, Junya Shiota, Nureen Mohamad Zaki, Linda Samuelson, Nataliya Razumilava

AGA Poster of Distinction
Global Temporal Trends in the Efficacy of Clarithromycin-Containing Regimens in Helicobacter Pylori Eradication
Steven Moss, William Chey, Patrick Daniele, Corey Pelletier, Rinu Jacob, Gabriel Tremblay, Elizabeth Hubscher, Peter Malfertheiner

DDW Basic Science Travel Award - Abstract

WNT Signaling Regulates Bile Duct Progenitor Cell Function in Human and Mouse Derived Biliary Organoids
Ashley Calder

Video Forum - Learning Center

Honorable Mention
Case Closed: Endoscopic Management of a Refractory Tracheoesophageal Fistula
Jeremy Farida, Andrew Chang, Jose DeCardenas, Allison R Schulman

Honorable Mention
If At First You Don't Succeed... A Complicated Course of an Endoscopic Reversal of a Gastric Bypass and a Bump in the Road: Paving the Way for a New Endoscopic Sleeve Technique
Kevin Platt, Sean Bhalla, Allison R Schulman

Saturday, May 21

9:00 – 9:20 AM | 29AB
Systemic Therapy for Hepatocellular Carcinoma (HCC)
Grace Su, Yngve Falck-Ytter

9:15 – 9:30 AM | 30
The Confounded Relationship Between Non-Steroidal Anti-Inflammatory Drug Use and Inflammatory Bowel Disease Exacerbations
Shirley Cohen-Mekelburg, Tony Van, Beth Wallace, Jeffrey Berinstein, Xianshi Yu, James Lewis, Jason Hou, Jason Dominitz, Akbar Waljee

9:20 – 9:30 AM | 29AB
Q&A: Systemic Therapy for Hepatocellar Carcinoma (HCC) 
Grace Su, Yngve Falck-Ytter, Osama Altayar

11:00 – 11:30 AM | Hall E
ASGE Endoscopic Revision for Weight Regain After Bariatric Surgery
Vladimir Kushnir, Allison Schulman

11:15 – 11:30 AM | 23
Interleukin-8 is a Potential Mediator of Chemotherapy Response in Pancreatic Ductal Adenocarcinoma
Eileen Carpenter, Padma Kadiyala, Samantha Kemp, Nina Steele, Ahmed Elhossiny, Veerin Sirihorachai, Wenting Du, Stephanie The, Julia Freeman, Sean Bhalla, Michelle Anderson, Richard KwonErik-Jan WamstekerJorge MachicadoAllison Schulman, Ryan Law, Anoop Prabhu, Valerie Gunchick, Timothy Frankel, Filip Bednar, Vaibhav Sahai, Marina Pasca Di Magliano

11:30 – 12:00 PM | Hall E
ASGE Endoscopic Suturing and ESG: Staying Out of Trouble
Vladimir Kushnir, Allison Schulman

2:26 – 2:38 PM | 1
Endoscopic Suturing 101 for Defect and Perforation Closure
Allison Schulman

2:50 – 2:57 PM | 26
Consensus-Based Development of a Casual Attribution System for Post-ERCP Adverse Events
Nauzer Forbes, B. Joseph Elmunzer, Rajesh Keswani, Robert Hilsden, Matt Hall, John Anderson, Marianna Arvanitakis, Yen-I Chen, Anna Duloy, Grace Elta, Jennifer Maranki, Klaus Mergener, Bret Petersen, Amrita Sethi, Peter Siersema, Zachary Smith, Jennifer Telford, Frances Tse, Peter Cotton, Sachin Wani

4:00 – 4:07 PM | 5
A Multicenter Randomized Sham-Controlled Trial of a Duodenal Jejunal Bypass Liner for the Treatment of Type 2 Diabetes Mellitus
Christopher Thompson, Pichamol Jirapinyo, Stacy Brethauer, Nicholas Shaheen, Shelby Sullivan, Timothy Koch, Kevin Reavis, Barham Abu Dayyeh, Erik Wilson, Allison Schulman, W. Scott Butsch, Caroline Apovian, Philip Schauer

4:00 – 5:30 PM | 32
50 Years of Endoscopic Evolution: The Continual Replacement of GI Surgery by Endoscopic Innovation
Grace Elta, Jeffrey M. Marks

4:12 – 4:18 PM | 9
Effect of Gastric Conduit Morphology on Perfusion Using Indocyanine Green Fluorescensce Angiography in Esophagectomy
Yoshitaka Ishikawa, Andrew Chang, Jules Lin, Mark Orringer, William Lynch, Kiran Lagisetty, Elliot Wakeam, Rishindra Reddy

4:22 – 4:44 PM | 25
Virulence Factors and Pathogenesis of Severe Disease
Vincent Young

4:36 – 4:54 PM | 32
Replacing Metabolic Surgery with Endoscopic Innovation
Allison Schulman

4:45 – 4:52 PM | 5
Balloon Dilation vs. Lumen Apposing Metal for the Management of Post Roux-En-Y Gastric Bypass (RYGB) Gastro-Jejunal Anastomotic Stricture (GJAS): A Multicenter Comparative Study
Yervant Ichkhanian, Yasmine Hussein Agha, Ahila Manivannan, Yara Dababneh, Alexis Faber, Mark Obri, Medha Cherabuddi, Brianna Shinn, Justin Bilello, David Loren, Thomas Kowalski, Austin Chiang, Martha Arevalo-Mora, Veeral Oza, Cyrus Piraka, Andrew Watson, Juliana Yang, Lionel D'Souza, Juan Carlos Bucobo, Robert Pompa, Duyen Dang, Sumit Singla, Tobias Zuchelli

5:00 – 5:15 PM | 6F
A Common Coding Variant in Sun1 Associates with Hepatic Steatosis and Metabolic Disease in Multiple Cohorts and Enhances Sun1 Proteasomal Degradation
Kapil Upadhyay, Xiaomeng Du, LC Stetson, Yanhua Chen, Elizabeth SpeliotesGraham Brady

5:00 – 5:15 PM | 24
Gut Microbiota Regulates Biosynthesis of Resolving D1 in the Colonic Mucosa by Activating TLR4 in Intestinal Tuft Cells
Gintautas Grabauskas, Jun Gao, Xiaoyin Wu, Shi-Yi ZhouChung Owyang

5:12 – 5:24 PM | 26
High Fat Feeding Impairs the Functioning of the RSPO1-POMC-BDNF-BAT Neuropathway i the Hypothalamus Resulting in Reduced Brown Adipose Tissue Thermogenesis and Decreased Energy Expenditure
Ji-Yao Li, Xiaoyin Wu, Chung Owyang

5:12 – 5:30 PM | 32
Panel Discussion
Jeffrey Ponsky, Haruhiro Inoue, Allison Schulman, Kenneth Binmoeller

Sunday, May 22

6:30 – 7:45 AM | 11
Diet and Behavioral Therapies in IBS (BC05) $$$
William Chey

6:30 – 7:45 AM | 10
Endo-Hepatology: EUS Applications in the Patient with Liver Disease (BC07) $$$
Kenneth Chang, Allison Schulman

8:15 – 8:30 AM | 20CD
People with IBD Want to Talk About Sleep: Recommendations on What to Ask and How to Respond to Sleep Complaints
Jessica Salwen-Deremer, Christina Jagielski, Michael Smith, Corey Siegel

8:30 – 8:45 AM | 32 | AASLD Presidential Plenary
Higher Prevalence of Cardiovascular Disease Among Lean Versus Non-Lean Patients with Nonalcoholic Fatty Liver Disease Despite Lower Prevalence of Atherogenic Risk and Metabolic Diseases
Karn Wijarnpreecha, Fang Li, Vincent ChenAnna Lok

9:00 – 11:00 AM | Hall E
Bariatric Hands-On Simulation Session
Alexander Kushnir, Allison R Schulman

9:15 – 9:30 AM | 20CD
Self-Efficacy as a Target for Improving Inflammatory Bowel Disease Self-Management and Outcomes
Jessica Sheehan, LaVana Greene-Higgs, Linnea Swanson, Peter Higgins, Sarah Krein, Akbar Waljee, Sameer Saini, Jeffrey BerinsteinJessica Mellinger, John Piette, Kenneth Resnicow, Shirley Cohen-Mekelburg

10:30 – 10:37 AM | 23
Endoscopic Ultrasound-Directed Transgastric ERCP (EDGE): A Multicenter US Study on Long Term Follow-Up and Fistula Closure
Prashant Kedia, Sardar Shah-Khan, Amy Tyberg, Avik Sarkar, Haroon Shahid, Eric Zhao, Monica Gaidhane, Shyam Thakkar, Mason Winkie, Matthew Krafft, Shailendra Singh, Eugene Zolotarevsky, Jeremy Barber, Mitchelle Zolotarevsky, Ian Greenberg, Chiemeziem Eke, David Lee, Frank Gress, Iman Andalib, Gregory Bills, Patrick Carey, Moamen Gabr, Michael Lajin, Enrique Vazquez-Sequeiros, Douglas Pleskow, Neal Mehta, Allison SchulmanRichard KwonKevin Platt, John Nasr, Michel Kahaleh

11:00 – 11:12 AM | 27
A Low FODMAP Diet Improves Colonic Barrier Function and Mast Cell Activation in IBS-D Patients
Prashant SinghJun GaoGintautas GrabauskasShi-Yi Zhou, Johanna Iturrino, Vikram Rangan, Judy Nee, Anthony Lembo, William CheyChung Owyang

11:05 – 11:15 AM | 5
Disposable Scopes Versus Better Reprocessing: Put it in the Wash!
Grace Elta

11:15 – 11:30 AM | 20AB
Tofactinib for the Management of Patients with Checkpoint Inhibitor-Induced Colitis
Shrinivas Bishu

11:30 - 12:00 PM | 6AB
Panel Discussion with Video Cases
Raj Shah, Vanessa Shami, Shayan Irani, Jennifer Maranki, Richard Kwon 

1:00 – 1:45 PM | Networking | Trainee & Early Career Lounge, Salis Pavilion
Meet the AGA Leadership
John Inadomi, John Carethers, Barbara Jung, Maria Abreu

2:00 – 3:30 PM | 5      
Advanced Tissue Approximation: This is How We Do It
Moderators: Allison Schulman, Rabindra Watson

2:00 – 2:03 PM | 5
Welcome and Introductions: Advanced Tissue Approximation: This is How We Do It
Rabindra Watson, Allison Schulman

3:18 – 3:28 PM | 5
Questions & Answers: Advanced Tissue Approximation: This is How We Do It
Rabindra Watson, Allison Schulman

4:00 - 5:30 PM | 6DE
Academic Debate: In a Patient with Acute Alcohol-Associated Hepatitis Who Is Not Currently a Liver Transplant Candidate, Should Renal Replacement Therapy Be Offered?
Pratima Sharma

4:15 – 4:30 PM | 6DE
Update on Liver Transplantation for Alcohol-Associated Hepatitis
Pratima Sharma

4:45 – 5:00 PM | 24
The Exon 1 Δ27BP Polymorphism of the DNA Mismatch Repair Protein MSH3 is Highly Susceptible to Oxidate Stress and Induced Double Strand Breaks, Enhancing Deficiency of DNA Repair
Stephanie Tseng-RogenskiJohn Carethers

4:54 – 5:11 PM | 23
Efficacy and Safety of Vibrant® Capsule for Chronic Idiopathic Constipation (CIC): Randomized, Double-Blind, Multicenter, Placebo-Controlled, Phase III Trial
Satish Rao, Eamonn Quigley, William Chey, Amol Sharma, Dinh Dinh, Leonard Dunn, Ronald Fogel, Sandor Romero, Matthew Teltser, Robert Morin, Louis Torres, Ronald Surowitz, Vishnu Reddy, Jeffrey Wayne, Murray Snook, Gary Goldstein, John Rubino, George Freeman, Benjamin Lumicao, James Greenwald, Alex Zopo, James Wild, Paul Hellstern, Alexander Murray, Lisa Usdan, Daniel Whitmer, Amita Oza, Keith Friedenberg, Anthony Lembo

Monday, May 23

8:02 – 8:24 AM | 11
IBD and Microbiata Related to GI Disorders
John Kao

8:40 – 9:00 AM | 29CD
Choosing a Career Path: Making the Most of the Third Year of Fellowship
John Carethers

9:00 – 9:07 AM | 5
Endoscopic Ultrasound-Guided Coil Injection Therapy in the Management of Gastric Varices: The First U.S. Multicenter Experience
Ahmad Najdat Bazarbashi, Elizabeth Aby, J. Shawn Mallery, Abdul Hamid El Chafic, Abdul Kouanda, Mustafa Arain, Ramzi Mulki, Kondal Kyanam Kabir Baig, Gretchen EvansAllison Schulman, Thomas Hollander, Vladimir Kushnir, Janak Shah, Marvin Ryou

9:06 – 9:28 AM | 25
Food Antigens: Signal Transduction - Luminal Signlas to (Patho)physiology: Molecular and Cellular Mechanisms
Simon P. Hogan

9:15 – 9:30 AM | 29CD
Q&A: Beyond the Basics: Making the Most of the Third Year of Fellowship
Matthew Whitson, Vivek Kaul, John Carethers, Brijen Shah

10:24 – 10:36 AM | 28ABC
Chronic Effect of Linaclotide on the Composition and Function of Gut Microbiota: Potential Mechanisms for Inhibition of Visceral Pain
Shi-Yi Zhou, Merritt Gillilland, Xiaoyin Wu, Chung Owyang

2:00 – 3:00 PM | 26
Impact from Alcoholic Use Disorder in the United States, Going Forward After the Pandemic
Jessica Mellinger

2:30 – 2:45 PM | 3D
Development and Validation of an Automated Prediction Model Determining Barrett's Esophagus Risk with Terms from the Electronic Medical Record
Theresa Nguyen, Hashem El-Serag, Aaron Thrift, Joel Rubenstein              

3:00 – 3:15 PM | 23
Low-Risk Adenoma Surveillance Decision-Making: Perspectives from Patients and Providers
Jennifer Maratt, Marianne Matthias, Tayler Gowan, Sameer Saini, Teresa Damush, Laura Myers, Thomas Imperiale

3:00 – 3:15 PM | 30
Endoscopic Screening for Esophageal Adenocarcinoma in Varied Populations: A Comparative Cost-Effectiveness Analysis
Joel Rubenstein, Amir-Houshang Omidvari, Brianna Lauren, William Hazelton, Francesca Lim, Sarah Xinhui Tan, Chung Yin Kong, Minyi Lee, Ayman Ali, Chin Hur, John Inadomi, Georg Luebeck, Iris Lansdorp-Vogelaar

5:13 – 5:27 PM | 20CD
Computer Vision Measurement of Disease Severity Distribution Outperforms Traditional Endoscopic Scoring for Detecting Therapeutic Response in a Clinical Trial of Ustekinumab for Ulcerative Colitis
Ryan Stidham, Heming Yao, Reza Soroushmehr, Jonathan Gryak, Tadd HiattMichael RiceShrinivas Bishu, Louis Ghanem, Aleksandar Stojmirovic, Jan Wehkamp, Xiaoying Wu, Najat Khan, Kayvan Najarian

5:15 – 5:30 PM | 24
Regulation of Gastric Epithelial Homeostasis by Bone Morphogenetic Protein Signaling
Andrea Todisco, Lei Peng, Xuan Li, Kathryn Eaton, Justin Colacino, Maria Mao, Xia Wei

Tuesday, May 24

8:00 – 8:20 AM | 11
Shifting Epidemiology of Alcohol-Related Liver Disease Including Effect of Nash, Gender, and COVID-19
Jessica Mellinger

8:17 – 8:31 AM | 29AB
Evaluating Incentives that Drive Management Strategies for Uninvestigated Dyspepsia: National Cost-Minimization Analysis in a Commercially Insured Population
Emily Wechsler, Nitin Ahuja, Darren Brenner, Walter Chan, Lin Chang, William Chey, Anthony Lembo, Baha Moshiree, Judy Nee, Shailja Shah, Kyle Staller, Eric Shah

8:22 – 8:44 AM | 30
Stress and Gene Transcription in IBS
John Wiley

8:22 – 8:44 AM | 28ABC
Research/Post-Doctoral Career Path: Tips for Succeeding in the Second Five Years After Fellowship
John Carethers

8:45 – 9:00 AM | 33
Early-Onset Colorectal Cancers Manifest Increased ALDH1A1 Expression
Anand Venugopal, Minoru Koi, LC Stetson, Elizabeth SpeliotesJohn Carethers

9:15 – 9:30 AM | 33
HNF1AA98V Missense Mutation Results in Loss-of-Function and Play a Role in Early Onset Colorectal Cancer
Heyu Song, Sulaiman Sheriff, Ricky Sontz, Elena Stoffel, Juanita Merchant

9:20 – 9:30 AM | 11
Q&A: Combined Insults of Alcoholic-Related and Nonalcoholic Fatty Liver Disease
Jessica Mellinger, Michelle Long, Alexandre Louvet, Vijay Shah

10:00 – 10:15 AM | 33
The Impact of Cannabis Legalization on Opioids in Patients with IBD: A Difference-in-Difference Analysis
Mohamed NoureldinJeffrey Berinstein, Frank Scott, Peter HigginsRyan StidhamShirley Cohen-Mekelburg, Jason Hou, Akbar Waljee

10:00 – 10:15 AM | 31
Artificial Intelligence in IBD Imaging and Endoscopy
Ryan Stidham

10:00 – 11:00 AM | 32
Rising Healthcare Burden from Cirrhosis: How to Track and What to Do About It?
Elliot Tapper

10:13 – 10:23 AM | 29CD
H. Pylori and Gastritis
John Kao, Richard Peek

10:15 – 10:30 AM | 20CD
Efficacy and Safety of Extended Induction Treatment with Upadacitinib 45 MG Once Daily Followed by Maintenance Upadacitinib 15 or 30 MG Once Daily in Patients with Moderately to Severely Active Ulcerative Colitis
Séverine Vermeire, Silvio Danese, Wen Zhou, Justin klaff, Dapo Ilo, Xuan Yao, Gweneth Levy, Peter Higgins, Edward Loftus, Remo Panaccione

10:30 – 10:45 AM | 30
An Office-Based, Point-of-Care Rectal Expulsion Device (RED) Predicts Treatment Outcomes with Pelvic Floor Physical Therapy Among Patients with Chronic Constipation
Eric Shah, Pablo Martinez-Camblor, Jason Baker, Adrienne Harris, William Chey

10:53 – 11:30 AM | 29CD
Small Group Discussion: Establishing a Career in Esophageal and Gastric Diseases
Sachin Wani, Prasad Iyer, Ikuo Hirano, Evan Dellon, Rena Yadlapati, John Pandolfino, Francis Chan, Loren Laine, John Kao, Richard Peek

11:15 – 11:30 AM | 31
Panel Discussion: Technological Advances in Inflammatory Bowel Disease
Ryan Stidham, Sunanda Kane, Bo Shen, Amar Naik, Bruce Sands

12:15 – 1:00 PM | Networking | Trainee & Early Career Lounge, Salis Pavilion
Alcohol Use Disorder
Jessica Mellinger

2:00 – 2:15 PM | 20AB
Automated Reporting of Medication Use History for Inflammatory Bowel Disease Using Natural Language Processing of Clinical Notes is Accurate and Outperforms Electronic Administrative Records
Xinyan Zhao, Deahan Yu, Shrinivas BishuMichael Rice, V.G.Vinod Vydiswaran, Ryan Stidham

2:00 – 2:15 pm | 31
Pancreatic Cancer Stage in the Multicenter Cancer of the Pancreas Screening Cohort
Mohamad Dbouk, Amitabh Chak, Randall Brand, James Farrell, Fay Kastrinos, Bryson Katona, Anil Rustgi, Richard KwonElena Stoffel, Sapna Syngal, Eun Shin, Marcia Canto, Michael Goggins

2:15 – 2:30 PM | 20AB
Novel Machine Learning Assessment for Quantification of Crohn's Disease Severity on CT-Enterography Concurs with Expert Radiologists
Ryan Stidham, Binu Enchakalody, Peng Zhang, Brian Ross, Grace Su, Stewart Wang, Mahmoud Al-Hawary, Ashish Wasnik

2:30 – 3:00 pm | 25
Neutrophil-Epithelial Interaction, a Double-Edged Sword
Charles Parkos

2:50 – 2:57 pm | 23
Surveillance of High-Risk Individuals Leads to Lower Stage Pancreatic Ductal Adenocarcinoma (PDAC) at Diagnosis and Improved Overall and Disease-Specific Survival
Amanda Blackford, Marcia Canto, Mohamad Dbouk, Tossapol Kerdsirichairat, Amitabh Chak, Randall Brand, James Farrell, Fay Kastrinos, Bryson Katona, Anil Rustgi, Elena Stoffel, Sapna Syngal, Alison Klein, Ralph Hruban, Michael Goggins

3:05 – 3:30 PM | 26
Using Machine Learning/AI to Predict Response to IBD Therapeutics
Ryan Stidham

3:20 – 3:30 PM | 26
Q&A: Artificial Intelligence: Machines are Learning Gastroenterology
Kento Takenaka, Yuichi Mori, Takamichi Kuwahara, Michael Byrne, Ryan Stidham, Gilaad Kaplan

4:00 – 4:20 PM | 33
Understanding Physician Burnout: Causes and Ethical Considerations
Megan Adams

4:17 – 4:34 PM | 31
Measuring and Improving Patient Safety              
Elliot Tapper

4:45 – 5:00 PM | 29CD
Teaching Confocal Endomicroscopy (CLE) Patterns of Pancreatic Cystic Lesions (PCLS) to Early Career Endosonographers Results in Durable Learning and Highly Accurate Diagnoses
Jorge Machicado, Bertrand Napoleon, Venkata Akshintala, Ahmad Najdat Bazarbashi, Mohammad Bilal, Juan Corral, Mohannad Dugum, Samuel Han, Farah Hussain, Alyson Johnson, Manol Jovani, Jennifer Kolb, Peter Lee, Paul Leonor, Ramzi Mulki, Hamza Shah, Harkirat Singh, Sergio A. Sánchez-Luna, Shawn Shah, Anand Singla, Eric Vargas, Thomas Tielleman, Djhenne Dalmacy, Megan Fry, Somashekar Krishna

5:08 – 5:30 PM | 31
Panel Discussion and Q&A: Measuring and Communicating Improvements in Quality and Safety in Your GI Practice
Aline Charabaty, Elliot Tapper, Carolyn Newberry, James Richter

5:10 – 5:30 PM | 33
Panel Discussion: Caring for the Caregivers: Recognizing and Addressing Physician Burnout
Megan Adams, Jordan Shapiro, Lena Palmer, Lin Chang 

Poster/ePoster Sessions

Saturday, May 21

12:30 – 1:30 PM | Session #10095 | ePoster
Prediction of Gastrointestinal Tract Cancers Using Longitudinal Electronic Health Record Data
Andrew Read, Wenjing Zhou, Sameer Saini, Ji Zhu, Akbar Waljee

12:30 – 1:30 PM | Session #10355 | ePoster
Liver Injury Associated with Turmeric -- A Growing Problem: Nine Cases from the Drug-Induced Liver Injury Network (DILIN)
Dina Halegoua-De Marzio, Victor Navarro, Jay Hoofnagle, Jawad Ahmad, Bharathi Avula, Huiman Barnhart, A. Sidney Barritt, Herbert Bonkovsky, Robert Fontana, Marwan Ghabril, Ikhlas Khan, Elizabeth Phillip, Andrew Stolz, Raj Vuppalanchi

12:30 – 1:30 PM | Session #10390 | ePoster
Short-Term Weight Loss Only Occurs in 25% of Patients with Non-Alcoholic Fatty Liver Disease but is Associated with Sustained Weight Loss and Decreased Alanine Aminotransferase
Jacob DiBattistaAnna LokVincent Chen

12:30 – 1:30 PM | Session #6000
Diarrhea, Elevated AST, and Elevation of Inflammatory-Related Biomarkers is a Predictor for Mortality in Minority Hospitalised COVID-19 Patients
Hassan Ashktorab, Antonio Pizuorno, Folake Adeleye, Adeyinka Laiyemo, Maryam Mehdipour Dalivand, Farshad Aduli, Zaki Sherif, Gholamreza Oskrochi, Kibreab Angesom, Philip Oppong-Twene, Suryanarayana Reddy Challa, Nnaemeka Okorie, Esther Moon, Edward Ramos, Boubini Jones-Wonni, Abdoul Kone, Sheldon Rankine, Camelita Thrift, Chiamaka Ekwunazu, Derek Scholes, Abigail Banson, Brianna Mitchell, Guttu Maskalo, Jillian Ross, Julencia Curtis, Rachel Kim, Chandler Gilliard, Geeta Ahuja, Joseph Mathew, Warren Gavin, Areeba Kara, Manuel Hache-Marliere, Leonidas Palaiodimos, Vishnu Mani, Aleksandr Kalabin, Vijay Gayam, Pavani Garlapati, Joseph Miller, Lakshmi Chirumamilla, Faezeh Ahangarzadeh, Bahador Bina, Fatimah Jackson, John Carethers, Farin Kamangar, Hassan Brim

12:30 – 1:30 PM | Session #6025
COVID-19 Exacerbates Existing Digestive Disorders and Triggers New Digestive Symptoms and Diagnoses: Results from an International Patient Survey
Meghan Barrett-Englert, Aditi Rao, Samuel Chey, Alyssa Sutton, Emily Taylor, William Chey

12:30 – 1:30 PM | Session #6145
A Multicenter Comparative Study on Esophageal Stent Fixation Techniques: Over-the-Scope Clip (OTSC) vs. Endoscopic Suturing vs. Control
Yasmine Hussein Agha, Yervant Ichkhanian, Taha Ashraf, Ahila Manivannan, Yara Dababneh, Alexis Faber, Mark Obri, Medha Cherabuddi, Divya Chalikonda, Zahraa Mohammed, Thomas Kowalski, Alexander Schlachterman, Austin Chiang, Anand Kumar, David Loren, Erica Park, Nikhil Kumta, Michael Lajin, Chelsea Jacobs, Mohammad Al-Haddad, Duyen Dang, Cyrus Piraka, Robert Pompa, Sumit Singla, Andrew Watson, Tobias Zuchelli

12:30 – 1:30 PM | Session #6225
Stage Migration after Transarterial Chemoembolization as a Predictor of Survival in Patients with Hepatocellular Carcinoma
Ihab Kassab, Amit Singal, Aamir Ali, Manasa Narasimman, Ashwini Arvind, Muneeb Ahmed, Sagar Joshi, Komal Manzoor, Nicole Rich, Vincent Chen, Zhe Zhao, Ammar Sarwar, Neehar Parikh

12:30 – 1:30 PM | Session #6250
Measuring Delay Between Positive Noninvasive Index-Detected Cirrhosis and Cirrhosis Diagnosis in a Tertiary Care Center
Justin Joseph, Zhe Zhao, Elliot TapperNeehar Parikh

12:30 – 1:30 PM | Session #6285
Rapid Wireless Motility Capsule Gastric Reacidification After Eating Correlates with Rapid Gastric Emptying on Scintigraphy Showing Ability to Measure Rapid Emptying of Both Digestible and Indigestible Solids
William Hasler, John Semler, Allen Lee, Baha Moshiree, Brian Surjanhata, Braden Kuo

12:30 – 1:30 PM | Session #6285
Characteristics of Phasic Propagating Antropyloric and Isolated Pyloric Contractions Measured by Endoflip and Predition of Baseline Symptom Severity and Response to Pyloric Botulinum Toxin Injection in Gastroparesis
Lydia Watts, Jason Baker, Candice MillerOmar TaherWilliam Hasler

12:30 – 1:30 PM | Session #6295
Sacral Nerve Stimulation Ameliorates Visceral Hypersensitivity Following TNBS-Induced Colitis in Rats Via Reducing Inflammatory Cytokine Release and Restoring Impaired Intestinal Barrier Function
Shiying Li, Chunfang Guo, Kyle Leix, Jiande Chen

12:30 – 1:30 PM | Session #6300
Profiles of Web-Based Patient Portal Users with Inflammatory Bowel Disease
Mohamed NoureldinKira NewmanPeter Higgins, John Piette, Kenneth Resnicow, Akbar Waljee, Ji Zhu, Shirley Cohen-Mekelburg

12:30 – 1:30 PM | Session #6310
Crohn's Disease Diagnosis and Location, History of Small Intestinal Bacterial Overgrowth, and Mood Disorders Increase Risk of Developing Irritable Bowel Syndrome Symptoms in Quiescent Inflammatory Bowel Disease
Autumn Pu, Kara Jencks, Mehwish Ahmed, Shrinivas Bishu, Krishna Rao, William CheyPeter HigginsAllen Lee

12:30 – 1:30 PM | Session #6315
Leveraging Clinician Collaboration to Promote High-Quality Inflammatory Bowel Disease Practices
Shirley Cohen-Mekelburg, Tony Van, Xianshi Yu, Deena Costa, Milisa Manojlovich, Sameer Saini, Heather Gilmartin, Andrew Admon, Kenneth Resnicow, Peter Higgins, Ji Zhu, Akbar Waljee

Sunday, May 22

12:30 – 1:30 PM | Session #7000
Impact of the COVID-19 Pandemic on Healthcare Access, Delivery and Vaccination in Patients with Digestive Disorders
Michelle Russin, Will TakakuraSamuel Chey, Hayley McCorkle, Emily Taylor, William Chey

12:30 – 1:30 PM | Session #7200
Treatment Initiation and Outcomes of African Americans and Non-African Americans with Chronic Hepatitis B Virus (HBV) Infection
Mohamed Hassan, Kelsey Leonard, Marc Ghany, Mandana Khalili, Lewis Roberts, Richard Sterling, Steven Belle, Anna Lok

12:30 – 1:30 PM | Session #7208
Differences in Symptoms and Anorectal Function & Sensation Testing Between Patients with IBS-C and Functional Constipation
Eden Koo, Borko Nojkov, Lydia Watts, Jason Baker, Jiande ChenWilliam Chey

12:30 – 1:30 PM | Session #7270
Wireless Motility Capsule Decreases Cost in the Management of Functional Dyspepsia
Brian Surjanhata, Emily Wechsler, Nitin Ahuja, Darren Brenner, Walter Chan, Lin Chang, William CheyWilliam Hasler, Braden Kuo, Allen Lee, Anthony Lembo, Baha Moshiree, Judy Nee, John Semler, Shailja Shah, Kyle Staller, Eric Shah

12:30 – 1:30 PM | Session #7290
Strong Humoral Immune COV-2 Vaccine Additional Dose Among Patients with Inflammatory Bowel Diseases
Michael Kappelman, Kimberly Weaver, Xian Zhang, Kelly Chun, Runa Watkins, Jeremy Adler, Marla Dubinsky, Art Kastl, Athos Bousvaros, Raymond Cross, Peter Higgins, Ryan Ungaro, Meenakshi Bewtra, Jennifer Strople, Emanuelle Bellaguarda, Francis Farraye, Xiangfeng Dai, Margie Boccieri, Ann Firestine, Manory Fernando, Monique Bastidas, Michael Zikry, Millie Long

12:30 – 1:30 PM | Session #7300
Machine Learning Analysis of Enterography Outperforms Clinical and Laboratory Features for Predicting Future Surgery in Small Bowel Crohn's Disease Following New Biologic Start
Ryan Stidham, Binu Enchakalody, Peng Zhang, Brian Ross, Grace Su, Stewart Wang, Mahmoud Al-Hawary, Ashish Wasnik

12:30 – 1:30 PM | Session #7305
IBD Increasing Risk Variants in ZBTB40 and NFATC1 are Associated with Reduction in Bone Mineral Density
Kelly Cushing, Yanhua Chen, Peter HigginsElizabeth Speliotes

12:30 – 1:30 PM | Session #7310
Loss of Response and Adverse Events to Infliximab by Race in a National Cohort of Veterans with Inflammatory Bowel Disease
Codey Pham, Carolyn Brooks, Shubhada Sansgiry, Akbar Waljee, Jason Hou 

12:30 – 130 PM | Session #7325
The Prevalence of New Onset GI Symptoms and Clostridium Difficile Recurrence Post-Transplant in Patients Undergoing Fecal Microbiota Transplant for Treatment of Recurrent Clostridium Difficile Infection
Valerie Khaykin, Ashley Cawthon, D. Turgeon, Krishna Rao, John Kao

Monday, May 23

12:30 – 1:30 PM | Session #8135
Endoscopic Surveillance of Intestinal Metaplasia of the Esophagogastric Junction: A Cost-Effectiveness Analysis
Ji Yoon Yoon, Julian Abrams, Joel Rubenstein, Shailja Shah, Jake Kim, John Inadomi, David Katzka, Michelle Kim, Chin Hur

12:30 – 1:30 PM | Session #8175 | AASLD Poster of Distinction
WNT Signaling Regulates Bile Duct Progenitor Cell Function in Human and Mouse Derived Biliary Organoids
Ashley Calder, Junya Shiota, Nureen Mohamad Zaki, Linda SamuelsonNataliya Razumilava

12:30 – 1:30 PM | Session #8215
Difference in Outcomes of Patients Admitted for Mild/Moderate vs. Severe Acute Alcoholic Hepatitis
Sarah Uttal, Maia Anderson, Madeline Bertha, Kara Jencks, Haila Asefa, Andrew Gustafson, Katie Truitt, Haripriya Maddur, Jessica Mellinger

12:30 – 1:30 PM | Session #8280
An Automated Algorithm Accurately Identifies Cirrhosis Among Patients with Nonalcoholic Fatty Liver Disease (NAFLD), Including those without International Classification of Diseases (ICD) Codes for Cirrhosis or Elevated Fibrosis-4 Scores
Tanvi Goyal, Michael Song, Isabel Moran, Vincent Chen

12:30 – 1:30 PM | Session #8285
Effect of Tenapanor on Treatment Satisfaction, Degree of Relief, and Quality of Life for Patients with Irritable Bowel Syndrome with Constipation (IBS-C)
William Chey, Susan Edelstein, Yang Yang, David Rosenbaum

12:30 – 1:30 PM | Session #8315
The Association Between Antigenemia, Histology with Immunohistochemistry, and Mucosal PCR in the Diagnosis of Ulcerative Colitis with Concomitant Human Cytomegalovirus Infection
Tsukasa Yamakawa, Hiroki Kitamoto, Masanori Nojima, Tomoe Kazama, Kohei Wagatsuma, Keisuke Ishigami, Shuji Yamamoto, Yusuke Honzawa, Minoru Matsuura, Hiroshi Seno, Hiroshi Nakase

12:30 – 1:30 PM | Session #8330
Fistula Healing in Patients with Crohn's Disease on Ustekinumab and Vedolizumab
Kira Newman, Laura Johnson, Ryan StidhamPeter Higgins

12:30 – 1:30 PM | Session #8370
Endoscopic Video Analysis for Diagnosis of Gastric Sleeve Stenosis
Gretchen Evans, Jessica Yu, Lydia WattsAllison Schulman

12:30 – 1:30 PM | Session #8370
Intragastric Balloon Placement Prior to Bariatric Surgery Does Not Lead to an Increased Risk of Adverse Events Following Surgery
Kevin Platt, Oliver Varban, Allison Schulman

Tuesday, May 24

12:30 – 1:30 PM | Session #8120
Gastric Fundic Gland Polyps in Familial Adenomatous Polyposis Patients Exhibit Enhanced WNT Signaling without Requirement for APC Loss-of-Heterozygosity
Kevin McGowan, Elizabeth Delgado, Sreya Gutta, Elise Hibdon, Elena StoffelLinda Samuelson

12:30 – 1:30 PM | Session #9055
Comparative Efficacy of Acid Suppression Backbones for Helicobacter Pylori Eradication: Results of a Network Meta-Analysis
Peter Malfertheiner, Steven Moss, Patrick Daniele, Corey Pelletier, Rinu Jacob, Gabriel Tremblay, Elizabeth Hubscher, William Chey

12:30 – 1:30 PM | Session #9055
Comparative Efficacy of Helicobacter Pylori Eradication Therapies: A Network Meta-Analysis
Peter Malfertheiner, Steven Moss, Patrick Daniele, Corey Pelletier, Rinu Jacob, Gabriel Tremblay, Elizabeth Hubscher, William Chey

12:30 – 1:30 PM | Session #9055 | AGA Poster of Distinction
Global Temporal Trends in the Efficacy of Clarithromycin-Containing Regimens in Helicobacter Pylori Eradication
Steven Moss, William Chey, Patrick Daniele, Corey Pelletier, Rinu Jacob, Gabriel Tremblay, Elizabeth Hubscher, Peter Malfertheiner

12:30 – 1:30 PM | Session #9075
Features of Lynch Syndrome Patients with Extracolonic and Multiple Gastrointestinal Malignancies
Tannaz Guivatchian, Erika Koeppe, Grant Carr, Elena Stoffel

12:30 – 1:30 PM | Session #9075
A Unique Germline MSH3 Mutation is Associated with Cytoplasmic/Membranous Localization of MSH3 and Loss of DNA Repair Function, and Sporadic Focal Loss of MUTSα within Tumors
Minoru Koi, Brandie Heald, John Carethers

12:30 – 1:30 PM | Session #9075
Attitudes about Sharing Genetic Test Results in Families with Hereditary Cancer Syndromes
Elnaz Guivatchian, Erika Koeppe, Elena Stoffel

12:30 – 1:30 PM | Session #9075
Heterozygous Mutations in DNA Repair Genes Confer Genetic Susceptibility to Colorectal Cancer Among Lynch-Like Cases
Mar Giner-Calabuig, Seila De Leon, Gemma Vidal-Pedrola, Tara Fehlmann, Chinedu Ukaegbu, Joanna Gibson, Maria Dolores Picó, Cristina Alenda, Jose Reyes, Silvia Ortega, Catalina LLado, Paloma de la Torre Rubio, Antònia Obrador-Hevia, Adela Castillejo, Jose Luis Soto, Sergi Castellví-Bel, Sapna Syngal, Elena Stoffel, Nathan Ellis, Rodrigo Jover, Xavier Llor, Rosa Xicola

12:30 – 1:30 PM | Session #9205
Hepatocyte-Specific Loss of LAP2α Protects Against High Fat Diet-Induced Hepatic Steatosis in Mice
Kapil Upadhyay, Eun-Young Choi, Roland Foisner, M. Bishr Omary, Graham Brady

12:30 – 1:30 PM | Session #9210
Statins Are Associated with Decreased Risk of Non-Alcoholic Fatty Liver Disease (NAFLD) and Advanced Fibrosis: A Systematic Review and Meta-Analysis
Lily Kalcec, Anushka Dalvi, Karn WijarnpreechaVincent Chen

12:30 – 1:30 PM | Session #9220
Clinical Characteristics of Patients who Present with Bloating as a Predominant Symptom
Hyder Said, Judy Nee, Johanna Iturrino, Vikram Rangan, Prashant Singh, Anthony Lembo, Sarah Ballou

12:30 – 1:30 PM | Session #9230
Plecanatide Produces a More Rapid and Sustained Clinical Response Compared to Placebo in Patients with Irritable Bowel Syndrome with Constipation
Eric Shah, Jill Deutsch, Zeev Heimanson, Christopher Allen, William Chey, Lin Chang

12:30 – 1:30 PM | Session #9230
Testing for Small Intestinal Bacterial Overgrowth Provides a Precision Medicine Approach to the Treatment of Irritable Bowel Syndrome: A Systemic Review and Meta-Analysis
Will Takakura, Jiajing Wang, William Chey, Ali Rezaie, Mark Pimentel

12:30 – 1:30 PM | Session #9235
Transcutaneous Electrical Acustimulation at ST36 Inhibits Visceral Hyperalgesia Via Activation of Vagal Nerve Efferent Cholinergic Fibers that Release Peripheral Endogenous Resolvins
Gintautas Grabauskas, Xiaoyin Wu, Shiying LiJiande ChenChung Owyang

12:30 – 1:30 PM | Session #9265
The Safety Profile of Upadacitinib Maintenance Therapy in Ulcerative Colitis in the Phase 3 U-Achieve Study is Consistent with that in Approved Indications
Jean Frederic Colombel, Remo Panaccione, Hiroshi Nakase, Gerd Burmester, Stanley Cohen, Philip Mease, Emma Guttman-Yassky, Jianzhong Liu, Wen Zhou, Dapo Ilo, Peter Higgins

12:30 – 1:30 PM | Session #9265
Effect of Baseline Disease Characteristics on Clinical Outcomes in Moderate-to-Severe Ulcerative Colitis Treated with Upadacitinib: Results from a Phase 3 Trials Programme
Peter Higgins, Jean Frederic Colombel, Miguel Regueiro, Gareth Parkes, Dapo Ilo, Charles Philips, Xuan Yao, Erica Cheng, Stefan Schreiber

12:30 – 1:30 PM | Session #9265
Efficacy and Safety of Advanced Induction and Maintenance Therapies in Patients with Moderately to Severely Active Ulcerative Colitis: An Indirect Treatment Comparison Using Bayesian Network Meta-Analysis
Remo Panaccione, Eric Collins, Gil Melmed, Séverine Vermeire, Silvio Danese, Peter Higgins, Wen Zhou, Dapo Ilo, Dolly Sharma, Yuri Sanchez Gonzalez, Si-Tien Wang

12:30 – 1:30 PM | Session #9295
Defining the Role of Ferroptosis in Inflammatory Bowel Disease (IBD)
Wesley HuangYatrik Shah

12:30 – 1:30 PM | Session #9325
Fusobacterium Nucleatum Infection in Colorectal Cancer Tissue is Independently Associated with Loss of MLH1 Expression and Presence of MUC6 Expression and BRAF/KRAS Mutations
Koki TakedaMinoru Koi, Chan Choi, Eric Martens, John Carethers

12:30 – 1:30 PM | Session #9325
Comparing Microbiome Composition in Lynch Syndrome Patients with and without a History of Colorectal Neoplasia
Samara Rifkin, Kirsten Tuck, Erika Koeppe, Elena Stoffel, Patrick Schloss

12:30 – 1:30 PM | Session #9340
Specific Immunogloblin A Induced by the Persistent Colonization of Adherent-Invasive E.Coli Limits Pathobint Localization to the Epithelial Niche
Jin Imai, Rika Tanaka, Hitoshi Tsugawa, Yasuhiro Nisizaki, Hidekazu Suzuki, Nobuhiko Kamada, Katsuto Hozumi

12:30 – 1:30 PM | Session #9350
Gram +VE Bacteria Activates Macrophage TLR2 to Upregulate Mucosal DUOX2 by an IL1B Pathway
Jun GaoGintautas Grabauskas, Xiaoyin Wu, Prashant SinghChung Owyang 

Postgraduate Course

Saturday, May 21

11:30 - 12:00 PM | Hall E
ASGE Endoscopic Suturing and ESG: Staying Out of Trouble
Vladimir Kushnir, Allison Schulman

12:30 – 1:15 PM | 1
Complex Ulcerative Colitis: A. Severe UC: Medical Options B. Chronic Refractory Pouchitis
Jessica Allegretti, Peter Higgins, Maia Kayal

12:30 – 1:15 PM | 25
Evaluation and Management of Early Complications After Bariatric/Metabolic Surgery
Vivek Kumbhari, Barham Abu Dayyeh, Allison Schulman

12:30 – 1:15 PM | 7
A Rationale Approach to Dyspepsia
Nicholas Talley, William Chey, Jan Tack

12:30 – 1:15 PM | 24
Challenges in Liver Disease: A. Drug Induced Liver Disease B. HCC
Elliot Tapper, Bilal Hameed, Fasiha Kanwal

1:50 – 2:05 PM | 20CD
Acute and Chronic Alcohol-Associated Liver Disease
Jessica Mellinger

2:20 – 2:35 PM | 20CD
Panel Q&A
Uma Mahadevan, Jennifer Lai, Lorna Dove, Jessica Mellinger, Rohit Loomba

Past DDW Meetings

2021 DDW - May 21-23

Friday, May 21

10:00 am | AASLD Research Forum
COVID-19 and the Liver
Moderator: Robert Fontana

10:29 am | ASGE Topic Forum
Endoluminal functional lumen imaging probe (EndoFLIP) can be used to assess severity of gastric sleeve stenosis
Jessica X. Yu, Kevin D. Platt, Sean Bhalla, Lydia Watts, Allison R. Schulman

11:00 am | AASLD Research Forum
Risk of progression to hepatocellular carcinoma in patients with indeterminate (LI-RADS 3) observations
Ashwini Arvind, Timothy A. Zaki, Takeshi Yokoo, David T. Fetzer, Travis Browning, Nicole E. Rich, Jorge A. Marrero, Hao Zhu, Adam Yopp, Yujin Hoshida, Purva Gopal, Neehar D. Parikh, Amit G. Singal

11:10 am | ASGE Topic Forum | Advances and Refinements in Bariatric Endoscopy
Roundtable Discussion: Tips and tricks for endoscopic therapy to treat weighty regain or complications after bariatric surgery
Allison R. Schulman, Erik B. Wilson

11:30 am | DDW Networking
Grand Rounds: Gastrointestinal Oncology
Moderator: Michelle Anderson

1:00 pm | AGA Research Forum
Molecular and Immune Profiling of GI Cancers
Moderator Introduction: Yatrik M. Shah

1:03 pm | AGA Clinical Symposium
Path to partnership in private practice
John I. Allen

1:15 pm | AASLD Research Forum
Specificity and positive predictive value of international classification of diseases-10 diagnosis codes for cirrhosis
Isabel J. Moran, Daniel A. Burkholder, Jacob V. DiBattista, Vincent L. Chen

1:16 pm | AGA Research Forum
How often does Squatty Potty correct an abnormal balloon expulsion test in chronically constipated patients?
Eden Koo, Gabrielle Ezell, William D. Chey, Jason Baker, Moira Armstrong, Borko Nojkov

1:16 pm | AGA Research Forum
Working smarter not harder: Using simulation to evaluate evidence-based strategies to offload colonoscopy backlogs related to COVID-19
Adam VanDeusen, Sameer Saini, Eve Kerr, Amy Cohn, Timothy Hofer, Andrew Gawron, Jason Dominitz, Jacob Kurlander

1:26 pm | AGA Research Forum
A prediction model for metachronous advanced neoplasia after colorectal polypectomy utilizing polyp, demographic, and quality factors
Samir Gupta, Ranier Bustamante, Ashley Earles, Joshua Demb, Hanin Yassin, Maria Elena Martinez, Sameer Dev Saini, Deborah A. Fisher, Andrew J Gawron, Tonya R. Kaltenbach, Olga V Patterson, Scott L DuVall, Karen Messer, Lin Liu

1:54 pm | AGA Research Forum
Efficacy and safety of mirikizumab after 52-weeks maintenance treatment in patients with moderate-to-severe Crohn’s disease
Bruce E. Sands, William J. Sandborn, Laurent Peyrin-Biroulet, Peter D.R. Higgins, Fumihito Hirai, Vipul Jairath, Geert D’Haens, Maria T. Abreu, Ruth Belin, Elisa Gomez Valderas, Debra Miller, April N Naegeli, Vipin Arora, Paul Pollack, Jay Tuttle, Toshifumi Hibi

1:58 pm | AGA Research Forum
Demographic and clinical factors associated with severe abdominal bloating in FGIDs: Female sex, constipation, and dyspepsia, but not psychological factors are associated with severe bloating
Catherine Parkhurst Gardiner, Prashant Singh, Sarah Ballou, Rafla Hassan, Vanessa Yu, Anthony Lembo, Judy Nee, Johanna Iturrino

3:30 pm | AGA Research Symposium
Funderburg Symposium - Gastric Tumorigenesis Models: Organoids and Mice
Moderator: John Kao

4:44 pm | AGA Research Symposium | AGA Funderburg Symposium
Gastric Tumorigenesis Models: Organoids and Mice
Live Q&A: Diane Bimczok, John Y. Kao, Anne Muller, Jose Saenz, Daniel E. Stange

5:30 pm | AGA Research Forum
Exploring Issues of Diversity & Disparity in Gastroenterology
Moderator: John Carethers

5:30 pm | AGA Translational Symposium
AGA-CSG: Best of DDW in Chinese
Moderator Introduction: John Y. Kao

5:32 pm | AGA Translational Symposium
IBD and microbiota related to GI disorders
John Y. Kao

5:33 pm | AGA Plenary | AGA Basic Science Plenary
Discrete LGR4 expressing BDNF neurons in the paraventricular hypothalamus controls thermogenesis in brown adipose tissues: Impairment by high fat feeding
Ji-Yao Li, Xiaoyin Wu, Gintautas Grabauskas, Chung Owyang

5:54 pm | AGA Clinical Symposium
How do I integrate behavior and dietary therapy in irritable bowel syndrome?
William D. Chey

6:00 pm | AGA Research Forum
Crohn’s disease, anxiety and depression, and baseline C-reactive protein level predict risk for incident irritable bowel syndrome–like symptoms in quiescent inflammatory bowel disease
Mehwish Ahmed, Krishna Rao, Shrinivas Bishu, William D. Chey, Peter D.R. Higgins, Allen Lee

6:45 pm | AGA Plenary
AGA Basic Science Plenary
Live Q&A: Kathleen DelGiorno, Mark Donowitz, Yuan Fang, Klaus H. Kaestner, Ji-Yao Li, Simon M. Mwangi, Michael Pack, Chi Chun Wong

Saturday, May 22

10:02 am | AGA Clinical Symposium | Barrett’s Esophagus: What’s New From Diagnosis Through Treatment
Presentation of Research Mentor Award: John M. Inadomi, MD, AGAF
Presenter: Joel H. Rubenstein

10:06 am | AGA Clinical Symposium | Barrett’s Esophagus: What’s New From Diagnosis Through Treatment
Who is at risk and should we screen?
Joel H. Rubenstein

10:16 am | AGA Research Forum
Mast-cell activation leading to colonic barrier dysfunction following high-FODMAP diet is mediated via lipopolysaccharide
Prashant Singh, Gintautas Grabauskas, Shi-Yi Zhou, Yawen Zhang, Chung Owyang

10:30 am | AASLD Research Forum
Viscoelastic testing prior to procedures reduces blood product utilization without increasing bleeding risk in cirrhosis: A systematic review and meta-analysis
Abhishek Shenoy, Jeremy Louissaint, Carol Shannon, Elliot B. Tapper, Anna Lok

10:30 am | AGA Research Forum
B cell clonotypes underlying Helicobacter-induced gastric pre-neoplasia in mice
Mohamad El-Zaatari, Min Zhang, Helmut Grasberger, Marilia Cascalho, John Y. Kao

10:38 am | AGA Research Forum
Inflammatory bowel disease risk variants are associated with an increased risk of skin cancer
Kelly Cushing, Xiaomeng Du, Yanhua Chen, LC Stetson, Annapurna Kuppa, Vincent L. Chen, J Michelle Kahlenberg, Johann Gudjonsson, Peter D.R. Higgins, Elizabeth Speliotes

10:44 am | AGA Plenary | Liver & Biliary Distinguished Abstract Plenary
GALAD demonstrates high sensitivity for early-stage detection of hepatocellular carcinoma in a cohort of patients with cirrhosis
Amit G. Singal, Nabihah Tayob, Austin J Fobar, Qingchun Jin, Cristian Saenz de Viteri, Jorge A. Marrero, Neehar Dilip Parikh

11:00 am | AGA Research Forum
CB6, a novel gut-selective BCL-2 inhibitor, attenuates intestinal fibrosis in myofibroblast cell models and the mouse S. typhimurium model of intestinal fibrosis
Yongjia Feng, Laura Johnson, Meng Zhang, Stephen Collins, Shaomeng Wang, Peter D.R. Higgins

11:10 am | AGA Clinical Symposium
Barrett’s Esophagus: What’s New From Diagnosis Through Treatment
Live Q&A: Douglas A. Corley, Rebecca C. Fitzgerald, Joel H. Rubenstein, Nicholas J. Shaheen

1:00 pm | AGA State-of-the-Art Lecture
AGA Morton I. Grossman Distinguished Lectureship
Welcome and Introduction of Lectureship and Lecturer: Linda C. Samuelson

1:10 pm | AGA State-of-the-Art Lecture | AGA Morton I. Grossman Distinguished Lectureship
Communicate!! The Essential Nature of Crosstalk in Development, Disease and Science
Deborah L. Gumucio

1:16 pm | AGA Research Forum
Functional dyspepsia and gastroparesis are interchangeable syndromes with common clinical and pathological features
Pankaj J. Pasricha, Madhusudan Grover, Katherine Parker Yates, Thomas Abell, Cheryl Bernard, Kenneth L. Koch, Richard W. McCallum, Irene Sarosiek, Braden Kuo, Robert S Bulat, Jiande Chen, Robert J. Shulman, Linda A Lee, James Tonascia, Laura A Miriel, Frank A. Hamilton, Henry P. Parkman

1:17 pm | ASGE Plenary | ASGE Presidential Plenary II
Panel Discussion: Impact of health care reform on the practice of gastroenterology
John I. Allen, Michael Chernew

1:20 pm | AASLD Plenary | AASLD Clinical Science Plenary
The association of sustained virologic response on treatment outcomes in patients with hepatocellular carcinoma with hepatitis C
Neehar D. Parikh, Neil Mehta, Maarouf Hoteit, Ju Dong Yang, Binu V. John, Andrew M. Moon, Reena Salgia, Anjana A. Pillai, Ihab Kassab, Naba Saeed, Emil Thyssen, Piyush Nithani, Jeffrey Mckinney, Wesley Chan, Claire Durkin, Matthew Connor, Manaf Alsudaney, Brenda Durand, Nicholas N. Nissen, Hannah P. Kim, Raghavendra Paknikar, Nicole E. Rich, Matthew Schipper, Amit G. Singal

2:00 pm | AASLD Plenary | AASLD Clinical Science Plenary
Panel Discussion: Joseph Ahn, Bashar Aqel, Jasmohan Bajaj, Waihong Chung, Neehar D. Parikh, Andy Tien

2:10 pm | AGA State-of-the-Art Lecture
AGA Morton I. Grossman Distinguished Lectureship
Live Q&A: Deborah L. Gumucio, Linda C. Samuelson

2:15 pm | AASLD Research Forum
Alpha-1 antitrypsin Pi*MZ genotype associates with more rapid decompensation and decreased transplant-free survival among patients with compensated cirrhosis
Daniel A. Burkholder, Isabel J. Moran, Jacob V. DiBattista, Elizabeth Speliotes, Vincent L. Chen

3:30 pm | AGA Research Forum
Inflammation and GI Cancers
Moderator Introduction: John Y. Kao

3:32 pm | AGA Clinical Symposium
Genetics of obesity – The hammer or the nail?
Elizabeth Speliotes

3:48 pm | AGA Translational Symposium
Association of deleterious DUOX2 variants with a preclinical hallmark of disturbed microbiota-immune homeostasis and risk of inflammatory bowel disease
Helmut Grasberger, Andrew Magis, Elisa Sheng, Matthew P. Conomos, Min Zhang, Lea Sophia Garzotto, Guoqing Hou, Shrinivas Bishu, Hiroko Nagao-Kitamoto, Mohamad El-Zaatari, Sho Kitamoto, Nobuhiko Kamada, Ryan Stidham, Yasutada Akiba, Jonathan D. Kaunitz, Yael Haberman, Subra Kugathasan, Lee A. Denson, Gilbert S. Omenn, John Y. Kao

4:00 pm | AGA Research Forum
Endoscopy and systematic biopsy of patients with chronic gastrointestinal symptoms leads to high discovery rate of patients who meet histologic criteria for eosinophilic gastritis and/or eosinophilic duodenitis
Nicholas J. Talley, Amol P. Kamboj, William D. Chey, Henrik S Rasmussen, Brian E. Lacy, Ikuo Hirano, Mirna Chehade, Nirmala Gonsalves, Kathryn A. Peterson, Anthony Lembo, Colleen Maclin Schmitt, Marc E. Rothenberg, Robert M Genta, Maria A Pletneva, Kevin Turner, Malika Pasha, Evan S. Dellon, William J. Sandborn

5:30 pm | AGA Clinical Symposium
Gender Disparities in GI: Progress and Challenges
Moderator Introduction: Megan A. Adams

5:30 pm | AGA Research Symposium
Kiron and Kamala Das Symposium: Cell Death in the Intestinal Epithelium
Moderator Introduction: Yatrik M. Shah

5:33 pm | AGA Clinical Symposium
Promotions and pay structure
John I. Allen

5:50 pm | AGA Research Symposium | Kiron and Kamala Das Symposium: Cell Death in the Intestinal Epithelium
Ferroptosis in the intestinal epithelium
Yatrik M. Shah

6:02 pm | AGA Clinical Symposium | Identifying and Managing Issues of Pancreatic Insufficiency
Nutritional evaluation and dietary management
Amanda Lynett

6:14 pm | AGA Research Forum
Efficacy of high-dose dual therapy and bismuth quadruple therapy in first-line and rescue Helicobacter pylori eradication – a final report of multi-center, randomized control study
Chien-Chih Tung, Chi-Tan Hu, Chun-Jung Lin, I-Nan Kuo, Bor-Ru Lin, Hong-Long Wang, Jin-De Chen, Mu-Liang Cheng, Chia-Tung Shun, John Y. Kao, Jyh-Chin Yang

6:17 | AGA Clinical Symposium | Identifying and Managing Issues of Pancreatic Insufficiency
Charting a pathway of success in enzyme replacement
Matthew J. DiMagno

6:31 | ASGE Clinical Symposium
Putting it all together: How to set up your bariatric program
Allison R. Schulman

Sunday, May 23

10:00 am | AGA Clinical Symposium
Bringing QI to GI: Translating Quality Measures to Practice
Moderator Introduction: Megan A. Adams

10:00 am | AGA Research Forum
Novel Approaches to Studying Physiology of the Esophagus
Moderator: Joan Chen

10:00 am | AGA Research Forum
Microbiome and Host Response in IBD
Moderator Introduction: Nobuhiko Kamada

10:31 am | AGA Clinical Symposium
The forgotten indication: National estimates of proton pump inhibitor prescribing for prevention of upper gastrointestinal bleeding in the United States from 2005–2016
Jacob E. Kurlander, John N. Mafi, Elliot B. Tapper, Geoffrey Barnes, Caroline R. Richardson, Joel H. Rubenstein, Sameer Dev Saini, Patrick D Meek

10:45 am | AGA Clinical Symposium
Implementing quality measures in integrated healthcare delivery systems: Endoscopic overuse
Sameer D. Saini

11:01 am | AGA Research Symposium
The risks and benefits of JAK inhibitors in acute severe UC
Peter D. Higgins

1:00 pm - ASGE Clinical Symposium
ERCP 101
Moderator: Grace Elta

1:02 pm | AASLD Clinical Symposium | Management of HBV in the Young Population
Management of the “immune tolerant” patient: How to evaluate, to treat or not to treat?
Anna S. Lok

1:02 pm | AGA Clinical Symposium
Artificial intelligence in IBD imaging and endoscopy
Ryan Stidham

1:02 pm | AGA Research Forum
Ameliorating effects and mechanisms of auricular vagal nerve stimulation in a rodent model of functional dyspepsia
Liwei Hou, Juan Han, Wei Wei, Jiande Chen, Jiliang Fang, Jinling Zhang, Junying Wang, Peijing Rong

1:02 pm | AGA Research Symposium
Metabolites regulating gastrointestinal neoplasms
Costas A. Lyssiotis

1:30 pm | AGA Plenary | AGA Clinical Science Plenary
A multicomponent intervention reduces proton pump inhibitor use without evidence of harm: A quasi-experimental study of over 4 million US veterans
Jacob Eli Kurlander, Sameer Dev Saini, Loren Laine, Hyungjin Myra Kim, Christopher B. Roberts, Michelle Shank, Yu-Xiao Yang

2:07 pm | AASLD Clinical Symposium
Liver transplantation for DILI: Predicting the need and managing the patient
Robert J. Fontana

2:12 pm | AGA Plenary
AGA Clinical Science Plenary
Live Q&A: Emilie C. Breekveldt, Sine Buhl, Li-Chun Chang, John M. Inadomi, Fasiha Kanwal, Jacob E. Kurlander, Benjamin H. Mullish

2:17 pm | AGA Research Symposum
Metabolites and Bioactive Lipids in GI Disease
LIVE Q&A: Matthew A. Ciorba, Sean P. Colgan, Ravinder K. Gill, Costas A. Lyssiotis, Shipra Vaishnava

3:25 pm | DDW Clinical Symposium | Best of DDW 2021
Best of AASLD
Grace Su

3:30 pm | ASGE Clinical Symposium
ERCP at the Cutting Edge
Welcome: Michelle A. Anderson

3:30 pm | AGA Research Forum
Advances in the Pathogenesis, Diagnosis and Treatment of Gastroesophageal Reflux Disease
Moderator Introduction: Joan W. Chen

3:30 pm | AGA Plenary
Cellular & Molecular Gastroenterology (CMG) Section Distinguished Abstract Plenary
Moderator: Linda Samuelson

3:30 pm | AGA Plenary
Immunology, Microbiology & Inflammatory Bowel Diseases (IMIBD) Section Distinguished Abstract Plenary
Moderator Introduction: Peter D. Higgins

4:11 pm | AGA Plenary | AGA Immunology, Microbiology & Inflammatory Bowel Diseases Section | Distinguished Abstract Plenary
Clinical coordination and intense proactive monitoring to improve utilization of resources and reduce expenditures in high-risk IBD patients (CAPTURE IBD): A randomized, controlled quality improvement trial
Jeffrey Berinstein, Gillian Greenberg, Shirley Cohen-Mekelburg, Peter D.R. Higgins

4:27 pm | DDW Symposium | DDW Diversity Symposium: Unique Patient Populations with GI Diseases Experiencing Barriers to Care
Socioeconomic barriers to gastroenterological care
John M. Carethers

4:36 pm | AGA Plenary
AGA Cellular & Molecular Gastroenterology Section Distinguished Abstract Plenary
Live Q&A: Kathleen DelGiorno, Yuki Hayata, Izumi Kaji, Emilia J. Orzechowska, Saeed Soleymanjahi, Linda C. Samuelson, Xiaohong Wang

4:47 pm | AGA Plenary | AGA Immunology, Microbiology & Inflammatory Bowel Diseases Section | Distinguished Abstract Plenary
Live Q&A: Jeffrey Berinstein, Mark J. Daly, Peter D. Higgins, Yuval Itan, Sun-Ho Lee, James D. Lewis, Florence-Damilola Odufalu, Fernando Velayos

5:00 pm | DDW Symposium
Diversity Symposium Networking Session
Live Q&A: John Carethers, Aline Charabaty, William Dewitt, Pilar Ortega, Matthew Walsh, Julius Wilder

5:30 pm | AGA Research Forum
Biologic and Disease Monitoring in IBD
Moderator: Shirley Cohen-Mekelburg

6:28 pm | AGA Plenary | Clinical Practice Distinguished Abstract Plenary
Validation of tools for predicting incident adenocarcinoma of the esophagus or esophagogastric junction
Joel H. Rubenstein, Trivellore Raghunathan, Cecilia Doan, Jennifer L Schneider, Wei K. Zhao, Valbona Metko, Kimberly Nofz, Maryam Khodadost, Douglas A. Corley

Poster Sessions

Friday, May 21

Prevalence of bowel disorders in multiple sclerosis and Parkinson’s disease: Results from a nationwide survey of nearly 90,000 Americans
Christopher Velasquez Almario, William D. Chey, Carolyn S. Higgins, Brennan Spiegel

Estimating the system-level costs of for-profit journals on academic gastroenterology research
Emily Harding-Theobald, Bharat Maraj

Fr105 | AGA Poster of Distinction
Continuity of care for patients with chronic gastrointestinal disease: A latent class analysis of patients with high-intensity specialty care needs
Shirley Cohen-Mekelburg, Liberty Greene, Akbar K. Waljee, Timothy Hofer, Sameer Dev Saini, Donna Zulman

Doylestown Plus algorithm as a novel biomarker to detect hepatocellular carcinoma in patients with cirrhosis
Amit G. Singal, Nabihah Tayob, Anand Mehta, Austin J. Fobar, Qingchun Jin, Cristian Saenz de Viteri, Jorge A. Marrero, Neehar D. Parikh

Stage migration after transarterial chemoembolization as a predictor of survival in patients with hepatocellular carcinoma
Ihab Kassab, Sagar Joshi, Amit G. Singal, Vincent L. Chen, Neehar D. Parikh

Fr429 | AGA Poster of Distinction
TLR4 signal transduction pathway mediates upregulation of 2-pore domain potassium TRESK channel and is responsible for high-fat diet-induced vagal afferent dysfunction
Shi-Yi Zhou, Xiaoyin Wu, Ji-Yao Li, Gintautas Grabauskas, Merritt Gillilland, Chung Owyang

Prevalence and burden of illness of Rome IV chronic idiopathic constipation, opioid-induced constipation, and opioid-exacerbated constipation in the U.S.
Christopher Velasquez Almario, William D. Chey, Carolyn S. Higgins, Brennan Spiegel

Women’s health factors are not associated with altered bowel habits: Results of a national health and nutrition examination survey
Sophie L Brigstocke, Judy Nee, Sarah Ballou, Shuji Mitsuhashi, Vikram Rangan, Prashant Singh, Rafla Hassan, Carsten Langholm, Johanna Iturrino

Do chronically constipated patients with an evacuation disorder have impaired constipation-specific quality of life?
Borko Nojkov, Jason R Baker, Gabrielle Ezell, Moira Armstrong, Lydia Watts, William D. Chey

Interventions to increase vaccinations rates with inflammatory bowel disease and rheumatoid arthritis: a systematic review and meta-analysis
Jalpa Patel, Dina Fakhouri, Mohamed Noureldin, Iris Kovar-Gough, Francis A Farraye, Bradley Warren, Akbar K. Waljee, Marc Steven Piper

Patient perceptions on transition from clinic-based infusions to home-based infusions for inflammatory bowel disease patients during the COVID-19 pandemic: a qualitative quality improvement study
Janson Jacob, Daniel Aintabi, Melissa DeJonckheere, John I. Allen, David Irani, A. Mark Fendrick, Akbar K. Waljee, Peter D.R. Higgins, Jeffrey Berinstein

Detection of pks+ Escherichia coli associates with the presence of tubular adenomas and left-side colonic polyps in healthy patients undergoing screening colonoscopy
Victoria L Campodónico, Myron Jackson, Madison Mcmann, Emma Spence, Celina Santiago, Carisse Lansiquot, Samara Rifkin, Julia L Drewes, Courtney Stevens, Joell J Gills, Amy Lynn Schiller, Pamela Schearer, Stacy Gerhart, David M Cromwell, Marshall Bedine, Eduardo Gonzalez-Velez, Hazel Marie Galon Veloso, Gerard Mullin, David Kafonek, Louis La Luna, Linda Hylind, Francis Giardiello, Cynthia L Sears

Initial and repeat colonic microbial biofilm detection in a healthy screening colonoscopy cohort
Julia L Drewes, Madison Mcmann, Courtney Stevens, Samara Rifkin, Emma Spence, Celina Santiago, Joell J Gills, Carisse Lansiquot, Amy Lynn Schiller, Pamela Schearer, Stacy Gerhart, Karin Donato, David M Cromwell, Marshall Bedine, Eduardo Gonzalez-Velez, Hazel Marie Galon Veloso, Gerard Mullin, David Kafonek, Louis La Luna, Linda Hylind, Francis Giardiello, Cynthia L Sears

Fusobacterium nucleatum infection is facilitated in colon cancer cells expressing gel-forming mucins
Koki Takeda, Minoru Koi, Jovan Pierre-Charles, Chan Choi, Eric Martens, John M. Carethers

Saturday, May 22

Rapid onset of time to first spontaneous bowel movement (SBM) and predictable efficacy of oral once daily naloxegol: Pooled analysis of two global randomized controlled trials
William D. Chey, Carol B. Rockett, Enoch Bortey, June Almenoff

Naloxegol given orally once daily achieved rapid and sustained improvement of opioid-induced constipation (OIC) symptoms: A pooled analysis of two global randomized placebo-controlled trials
William D. Chey, Carol B. Rockett, Enoch Bortey, June Almenoff

Polymorphic Δ27bpMSH3, enriched in colorectal cancer and ulcerative colitis, relies on the NF-κB-associated protein NEMO for stability after MSH2 dissociation by IL-6
Stephanie Tseng-Rogenski, John M. Carethers

Sa250 | AGA Poster of Distinction
The suitability of the current EUCAST H pylori amoxicillin resistance breakpoints in predicting high-dose amoxicillin-PPI dual salvage therapeutic efficacy and in assessing amoxicillin resistance rates in the U.S.
Ashley Cawthon, Chien-Chih Tung, Min Zhang, Mohamad El-Zaatari, Helmut Grasberger, Jyh-Chin Yang, John Y. Kao

Comparison of scoring systems for diagnosing hepatic steatosis in the absence of imaging using real-world health data
Jacob V. DiBattista, Daniel A. Burkholder, Anna Lok, Vincent L. Chen

Disease knowledge, health-related quality of life and lifestyle behavior change in patients with non-alcoholic fatty liver disease
Lisa Glass, Haila Asefa, Michael Volk, Anna Lok, Monica A. Tincopa

Dietary monosodium glutamate (MSG) acts on TAS1R1/TAS1R3 expressing gastric tuft cells to stimulate ATP release and induce visceral hypersensitivity
Yawen Zhang, Gintautas Grabauskas, Xiaoyin Wu, Jun Gao, Chung Owyang

Sa393 | AGA Poster of Distinction
Gastroparesis patients with greater short-term symptom improvements after G-POEM demonstrate less severe pyloric dysfunction on EndoFLIP testing
Lydia Watts, Moira Armstrong, Gabrielle Ezell, Jason R Baker, Nicole Bowers, Ryan Law, William L. Hasler

Wireless motility capsule identifies a distinct phenotype of gastric dysmotility with an associated differential response to drug therapy
Trisha Satya Pasricha, John Russell Semler, Allen Lee, Baha Moshiree, William L. Hasler, Braden Kuo

Coefficients of variation of pyloric diameter and distensibility and reproducibility of EndoFLIP testing in gastroparesis patients undergoing pyloric therapy
Moira Armstrong, Lydia Watts, Gabrielle Ezell, Jason R Baker, Nicole Bowers, Ryan Law, William L. Hasler

Terminology impacts simulated defecation responses during anorectal manometry: Analysis of the London classification for disorders of anorectal function
Jason Baker, Mackenzie Jarvis, Elyse Thakur, William D. Chey, Rafat Rizk, Darren M. Brenner, Eric D. Shah, Baha Moshiree

Quantifying healthcare utilization and delay in treatment of gastric stenosis following sleeve gastrectomy
Jiwon V. Park, Maxwell T. Sievers, Paris D. Rollins, Alyssa M. Hardin, Hootan M. Omidvar, Laura Mazer, Allison R. Schulman

Initial results from a multicenter prospective registry evaluating pouch-related outcomes
Edward Lee Barnes, Parakkal Deepak, Poonam Beniwal-Patel, Laura Harrell Raffals, Maia Kayal, Marla Dubinsky, Shannon Chang, Peter D.R. Higgins, Jennifer I Barr, Joseph Galanko, Raymond K. Cross, Millie Dascomb Long, Hans H. Herfarth

Fermentation product propionic acid produced by specific gut bacteria induces barrier dysfunction and subclinical mucosa inflammation
Yawen Zhang, Jun Gao, Shi-Yi Zhou, Binrui Chen, Ning Dai, Xin Wang, Chung Owyang

Sa602 | AGA Poster of Distinction
The gut microbiota utilizes different signaling mechanisms to stimulate DUOX2 expression in the colon of IBS patients
Jun Gao, Gintautas Grabauskas, Chung Owyang

Closed-loop intestinal electrical stimulation synchronized with intrinsic intestinal slow wave ameliorates glucagon-induced hyperglycemia in rats via enhanced release of GLP-1
Shiying Li, Hongbing Zhu, Philippe Fady Moussalli, Jiande Chen

M3 cholinergic pathway underlies the hypoglycemic effect of intestinal electrical stimulation via enhanced release of incretin hormones in the postprandial state
Yan Dong, Yiling Zhang, Shiying Li, Jiande Chen

Sunday, May 23

Su007 | ASGE Poster of Distinction
Variability in endoscopic assessment of Nissen fundoplication wrap integrity and hiatus herniation: A multi-center study
Erin J. Song, Rena H. Yadlapati, Joan W. Chen, Alice Parish, Matthew J. Whitson, Karthik Ravi, Amit Patel, Dustin Carlson, Abraham Khan, Donna Niedzwiecki, David A. Leiman

Prevalence and burden of illness of Rome IV irritable bowel syndrome in the U.S.
Christopher Velasquez Almario, William D. Chey, Carolyn S. Higgins, Brennan Spiegel

Who reports post-prandial diarrhea? Analysis of a cohort of patients with chronic diarrhea
Rafla Hassan, Prashant Singh, Sarah Ballou, Vanessa Yu, Vikram Rangan, Judy Nee, Johanna Iturrino, Anthony Lembo

Chronic psychological stress alters gene expression in rat colon epithelial cells associated with barrier dysfunction, inflammation, and chromatin remodeling
John W. Wiley, Gerald A. Higgins, Shuangsong Hong

Su343 | AASLD Poster of Distinction
Ammonia testing is overused and leads to excess lactulose use: A prospective, blinded assessment of ammonia test utility among front-line clinicians
Juan J. Gonzalez, Elliot B. Tapper

Pill or procedure? Understanding patient preferences regarding beta-blockers as an alternative to endoscopic variceal screening during the COVID-19 pandemic
Zheng Che, Jeremy Louissaint, Ihab Kassab, Elliot B. Tapper

Healthcare utilization among inflammatory bowel disease patients receiving opioids: A systematic review and meta-analysis
Jessica L. Sheehan, Janson Jacob, Calen Andrew Steiner, Sameer K Berry, Carol Shannon, Shirley Cohen-Mekelburg, Peter D.R. Higgins, Jeffrey Berinstein

Cannabis users with inflammatory bowel disease in clinical remission have increased levels of subclinical inflammation
Madeline Bertha, Diego Jimenez Lara, Jami Kinnucan, Stephen B. Hanauer

Su554 | AGA Poster of Distinction
Prevalence of sucrase-isomaltase deficiency in adults with irritable bowel syndrome and diarrhea and functional diarrhea: An interim analysis from a prospective US trial
Samuel Chey, William D. Chey, Shanti L. Eswaran

Does mucosal Akkermansia abundance predict omega fatty acids and PGE2 production after dietary intervention?
Samara Rifkin, Ananda Sen, D. Kim Turgeon, Mack T. Ruffin, Dean E Brenner, Patrick D Schloss, Zora Djuric

Are all FODMAPs created equal? A blinded, randomized reintroduction trial to determine which FODMAPs drive clinical response in IBS patients
Shanti L. Eswaran, Prashant Singh, Samara Rifkin, William D. Chey

Does the gut microbiome explain the clinical benefits of green kiwifruit, psyllium, or prunes in US patients with chronic constipation?
Samuel Chey, Christine Marie Bassis, Vincent Bensan Young, William D. Chey, Shanti L. Eswaran

2020 DDW - May 2-5

2019 DDW - May 18-21