American College of Gastroenterology 2021

ACG 2021 - Michigan Medicine Highlights

The Michigan Medicine Division of Gastroenterology and Hepatology faculty and fellows are participating in the ACG 2021 Annual Scientific Meeting & Postgraduate Course taking place October 22–27, 2021.

ACG Awards & Research Grants

ACG Governors Award for Excellence in Clinical Research

Vonoprazan dual and triple therapy for Helicobacter pylori eradication
William D. Chey, Francis Mégraud, Loren Laine, Luis J. López, Barbara Hunt, Neila Smith, Eckhard Leifke, Nancianne Knipfer, Colin W. Howden

ACG Junior Faculty Development Grant

Eileen Carpenter, MD, PhD
The tumor immune microenvironment and pancreatic cancer chemoresistance

ACG Young Physician Leadership Scholars Program 2021-2022

Sameer Berry, MD

ACG Auxiliary Abstract Award

Real world dispensary data for IBD patients using medical cannabis
Jami A.R. Kinnucan, Arun Swaminath, Maheep S. Sangha, Joanna S. Zeiger

ACG Category Awards

Outstanding Research Award in the Liver Category

Effect of fecal microbiota transplant on hepatic encephalopathy varies by donor and recipient factors
Patricia P. Bloom, John Donlan, Mariam Torres Soto, Michael Daidone, Elizabeth Hohmann, Raymond Chung

Outstanding Research Award in the Small Intestine Category

Phase II trial of weekly erlotinib dosing to reduce duodenal polyp burden associated with familial adenomatous polyposis
N. Jewel Samadder, Nathan Foster, Ryan McMurray, Carol A. Burke, Elena Stoffel, Priyanka Kanth, Rohit Das, Marcia Cruz-Correa, Eduardo Vilar Sanchez, Michelle Westover, Ellen Richmond, Gary Della'Zanna, Luz Maria Rodriguez, Eva Szabo, David Zahrieh, Paul Limburg

ACG Presidential Poster Awards

P0385 - Examining the impact of the COVID-19 pandemic on the prevalence of Rome IV functional gastrointestinal disorders
Christopher V. Almario, Katherine Makaroff, Genie Alvarez, William D. Chey, Brennan Spiegel

P0396 - Anorectal function in chronically constipated patients with diabetes mellitus: Evidence of diminished anal sphincter pressure and rectal hyposensitivity
Eden Koo, Borko Nojkov, William D. Chey, Gabrielle Ezell, Jiande Chen

P0872 - Pyloric endoFLIP parameters before and after pyloric botulinum toxin injection and dilation are comparable in adult and pediatric patients with gastroparesis
George Zacur, Lydia Watts, Gabrielle Ezell, Andrew Singer, William Hasler

P0999 - Endoscopy and systematic biopsy of patients with moderate severe unexplained gastrointestinal symptoms compared with healthy controls: High discovery rate of eosinophilic gastritis and/or eosinophilic duodenitis
Nicholas J. Talley, Amol P. Kamboj, William D. Chey, Henrik Rasmussen, Brian E. Lacy, Ikuo Hirano, Mirna Chehade, Nirmala Gonsalves, Kathryn Peterson, Anthony Lembo, Colleen Schmitt, Marc Rothenberg, Robert M. Genta, Maria Pletneva, Kevin Turner, Malika Pasha, Evan S. Dellon, William J. Sandborn

P2650 - Real world dispensary data for IBD patients using medical cannabis
Jami A.R. Kinnucan, Arun Swaminath, Maheep S. Sangha, Joanna S. Zeiger

Healio Disruptive Innovator Awards - Nominations

Disruptive Innovators are honored in eight different categories. Each of these awardees has changed the face of gastroenterology and pushed the status quo toward the betterment of the field. Nominations include:

  • Peter Higgins, @ibddoctor - Helio Social Media Influencer
  • Allison Schulman - Woman Disruptor of the Year

ACG Leadership Positions

American College of Gastroenterology Board of Trustees

William D. Chey, MD, FACG
Trustee and Secretary

ACG Committees and Journal Editorial Boards

Justin Brandler, MD
ACG Universe Education Board – an online learning resource

William D. Chey, MD, FACG
Editor Emeritus
Editorial Advisory Board
American Journal of Gastroenterology

Jami Kinnucan, MD
ACG Women’s Committee
ACG Universe Education Board – an online learning resource

Joel Rubenstein, MD, MS
Associate Editor
American Journal of Gastroenterology

Sameer Saini, MD, MSc
Red Section Editor
American Journal of Gastroenterology

Allison Schulman, MD, MPH
Associate Editor
American Journal of Gastroenterology

Elena Stoffel, MD, MPH
Associate Editor
Clinical and Translational Gastroenterology 

Andrew Tai, MD, PhD
Associate Editor
Clinical and Translational Gastroenterology 

Friday Courses

GI Pathophysiology Course

7:00 am – 12:30 pm PDT

10:25 am PDT
Application of molecular and genetic testing to the management of colon polyps and cancer
Elena M. Stoffel

What’s New in GI Pharmacology Course

1:45 pm – 5:20 pm PDT
Course Directors: Brooks D. Cash, William D. Chey

3:40 pm PDT
Modernizing H. pylori therapy
William D. Chey

ASGE Endoscopy Course

7:50 am – 5:20 pm PDT
Course Directors: B. Joseph Elmunzer, Anne Marie Lennon

Session 1 - Optimizing your endoscopic practice
8:00-9:40 am PDT

9:00 am PDT
Minimizing medicolegal risk related to endoscopy
Megan Adams

Postgraduate Course

Saturday, October 23

Symposium C: The Latest Frontiers of Endoscopy
4:00 pm

  • ERCP – Tips for Difficult Cannulations/Special Populations – Shivangi T. Kothari
  • POEM/ESD – Efficacy and Practicality: Cases to Behold – Christopher C. Thompson
  • Endoscopic Management of Obesity – Allison R. Schulman
  • Panel Q & A

Sunday, October 24

Session 2C: Functional Disorders in Practice
1:50 pm
Moderator: William D. Chey

  • Functional Abdominal Pain: A Primer for the Gastroenterologist – Brian E. Lacy
  • Dietary Management of IBS: A Recipe for Success – William D. Chey
  • An Evidence-Based Algorithmic Approach for IBS-C and D – Lin Chang
  • Panel Q & A

Bonus Sessions – Virtual only 

Practical Pearls for the Clinical Gastroenterologist – A Case-Based Approach

SIBO – Optimal Strategies for Testing and Treatment - William D. Chey

Annual Scientific Meeting

Monday, October 25, 2021

Bonus Sessions – On Demand

Bonus Session F: Eosinophilic Esophagitis: Present and Future
Presenters: Ikuo Hirano, Joy Chang, Jacob Robson, Amiko Uchida,

EoE Treatment: Predicting Success or Failure - Joy W. Chang

Hands-on Endoscopy Workshops

Sunday, October 24, 2021
3:45 pm – 7:00 pm PDT

Foreign Body Removal -  Joy Chang

Monday, October 25, 2021
The first three sessions are for GI fellows only.

7:45 am – 9:30 am PDT
Foreign Body Removal - Jeffrey K. Lee, Mariam Naveed, Nipaporn Pichetshote, Borko Nojkov, Joy Chang

Hemostasis - Lauren G. Khanna, Navin Paul, Marc Piper, Jami A.R Kinnucan, Robert L. Pompa

11:45 am – 12:55 pm PDT
EMR/Polypectomy - Cyrus Piraka, Allison R. Schulman, Jason B. Samarasena, Ara Sahakian, Harish K. Gagneja

3:45 pm – 4:45 pm PDT
Resident Training Session – Endoscopy Basics - Jami A.R Kinnucan

Plenary Session 1A – Stomach / Practice Management

2:15 pm – 3:00 pm PDT
Moderators: Kimberly N. Harer, Costas H. Kefalas

2:15 pm – 2:25 pm PDT
ACG Governors Award for Excellence in Clinical Research
11. Vonoprazan dual and triple therapy for Helicobacter pylori eradication. William D. Chey, Francis Mégraud, Loren Laine, Luis J. López, Barbara Hunt, Neila Smith, Eckhard Leifke, Nancianne Knipfer, Colin W. Howden

2:25 pm – 2:35 pm PDT
12. Symptom responses to pyloric botulinum toxin injection in gastroparesis are influenced by the degree of pyloric dysfunction measured by endoFLIP testing. Lydia Watts, Jason Baker, Gabrielle Ezell, Candice Miller, Omar Taher, William Hasler

Tuesday, October 26, 2021

Plenary Session 2A – IBD / Colon

8:30 am – 10:00 am PDT

8:30 am
19. Efficacy and safety of upadacitinib induction therapy in patients with moderately to severely active ulcerative colitis: Results from the phase 3 U-ACHIEVE study. Silvio Danese, Severine Vermeire, Wen Zhou, Aileen Pangan, Jesse Siffledeen, Xavier Hébuterne, Hiroshi Nakase, Minhu Chen, Peter Higgins, Yuri Sanchez-Gonzalez, Bidan Huang, Wangang Xian, Jianzhong Liu, Michael Weinreich, Remo Panaccione

Plenary Session 2B – Liver

8:30 am – 10:00 am PDT

8:50 am
Outstanding Research Award in the Liver Category
Newsworthy Abstract
30. Effect of fecal microbiota transplant on hepatic encephalopathy varies by donor and recipient factors. Patricia P. Bloom, John Donlan, Mariam Torres Soto, Michael Daidone, Elizabeth Hohmann, Raymond Chung 

J. Edward Berk Distinguished Lecture

10:05 am
The End of the Beginning: Megatrends in Gastroenterology
William D. Chey

Plenary Session 3A – Esophagus / Functional

2:15 pm – 3:45 pm PDT

3:25 pm
44. Abdominal Bloating in the U.S.: Results of a National Survey of 88,969 Americans Examining Prevalence, Burden of Illness, and Healthcare Seeking. Janice E. Oh, Christopher V. Almario, William D. Chey, Brennan Spiegel

Plenary Session 3B – GI Bleeding / Small Intestine

2:15 pm – 3:45 pm PDT

2:25 pm
Outstanding Research Award in the Small Intestine Category
47. Phase II trial of weekly erlotinib dosing to reduce duodenal polyp burden associated with familial adenomatous polyposis. N. Jewel Samadder, Nathan Foster, Ryan McMurray, Carol A. Burke, Elena Stoffel, Priyanka Kanth, Rohit Das, Marcia Cruz-Correa, Eduardo Vilar Sanchez, Michelle Westover, Ellen Richmond, Gary Della'Zanna, Luz Maria Rodriguez, Eva Szabo, David Zahrieh, Paul Limburg 

Wednesday, October 27, 2021

Plenary Session 4A – Biliary-Pancreas / General Endoscopy

8:30 am – 10:15 am PDT

10:00 am
64. Efficacy and safety of upadacitinib maintenance therapy in patients with moderately to severely active ulcerative colitis: Results from a randomized phase 3 study. Silvio Danese, Severine Vermeire, Wen Zhou, Aileen Pangan, Jesse Siffledeen, Xavier Hébuterne, Hiroshi Nakase, Minhu Chen, Peter Higgins, Yuri Sanchez-Gonzalez, Bidan Huang, Wangang Xian, Jianzhong Liu, Michael Weinreich, Remo Panaccione

Posters

Sunday October 24, 2021

Functional Bowel Disease

Presidential Poster Award
P0385 - 
Examining the impact of the COVID-19 pandemic on the prevalence of Rome IV functional gastrointestinal disorders. Christopher V. Almario, Katherine Makaroff, Genie Alvarez, William D. Chey, Brennan Spiegel

P0386 - Naloxegol accelerates time to first spontaneous bowel movement (SBM) and complete SBM (CSBM) with predictable efficacy in patients with extreme opioid-induced constipation (OIC): A pooled analysis of two phase 3 trials. William D. Chey, Darren M. Brenner, Jeremy Adler, Theresa Mallick-Searle, Carol Rockett, Enoch Bortey

P0390 - Understanding the pathophysiology of chronic constipation in patients with spinal cord injury. Gianna M. Rodriguez, Jason Baker, Martin Forchheimer, Richard Saad, Denise G. Tate, William D. Chey

Presidential Poster Award
P0396 - Anorectal function in chronically constipated patients with diabetes mellitus: Evidence of diminished anal sphincter pressure and rectal hyposensitivity. Eden Koo, Borko Nojkov, William D. Chey, Gabrielle Ezell, Jiande Chen

P0397 - Naloxegol achieved rapid and sustained improvement of opioid-induced constipation (OIC) symptoms in patients with extreme OIC: A pooled analysis of two pivotal phase 3 trials. Darren M. Brenner, William D. Chey, Jeremy Adler, Theresa Mallick-Searle, Enoch Bortey, Carol Rockett

Liver

P0730 - Efficacy and safety of direct oral anticoagulants in treatment of splanchnic vein thrombosis: Systematic review and meta-analysis. Natapat Chaisidhivej, Ben Ponvilawan, Angkawipa Trongtorsak, Sahar Sultan, Samapon Duangkham, Nipith Charoenngam, Julajak Limsrivilai, Jami A.R. Kinnucan

P0731 - Efficacy and safety of direct oral anticoagulants in treatment of splanchnic vein thrombosis in cirrhotic patients: Systematic review and meta-analysis. Ben Ponvilawan, Natapat Chaisidhivej, Jami A.R. Kinnucan

Pediatrics

Presidential Poster Award
P0872 - Pyloric endoFLIP parameters before and after pyloric botulinum toxin injection and dilation are comparable in adult and pediatric patients with gastroparesis. George Zacur, Lydia Watts, Gabrielle Ezell, Andrew Singer, William Hasler

Practice Management

Newsworthy Abstract
P0897 - Patient perception of telehealth services compared to in-person office visits across multiple gastroenterology practices. Avi Dobrusin, Fadi Hawa, Charlie X. Walsh, Jordan Montagano, Chandy Ellimoottil, Naresh Gunaratnam

Stomach

Presidential Poster Award
P0999 - 
Endoscopy and systematic biopsy of patients with moderate severe unexplained gastrointestinal symptoms compared with healthy controls: High discovery rate of eosinophilic gastritis and/or eosinophilic duodenitis. Nicholas J. Talley, Amol P. Kamboj, William D. Chey, Henrik Rasmussen, Brian E. Lacy, Ikuo Hirano, Mirna Chehade, Nirmala Gonsalves, Kathryn Peterson, Anthony Lembo, Colleen Schmitt, Marc Rothenberg, Robert M. Genta, Maria Pletneva, Kevin Turner, Malika Pasha, Evan S. Dellon, William J. Sandborn

Monday Poster Session

Biliary/Pancreas

P1081 - Longitudinal immunoprofiling of pancreatic cancer patients to identify mediators of therapy resistance. Eileen Carpenter, Samantha Kemp, Padma Kadiyala, Nina Steele, Ahmed Elhossiny, Veerin Sirihorachai, Wenting Du, Carlos Espinoza, Stephanie The, Julia Freeman, Sean Bhalla, Ajay Singhvi, Michelle Anderson, Richard Kwon, Erik-Jan Wamsteker, Anoop Prabhu, Allison Schulman, Valerie Gunchick, Vaibhav Sahai, Timothy Frankel, Filip Bednar, Marina Pasca Di Magliano

Functional Bowel Disease

P1448 - Plecanatide produces a more rapid and durable clinical response compared to placebo in patients with chronic idiopathic constipation: A post-hoc analysis of two randomized controlled trials. Eric Shah, William D. Chey, Alfred Nelson, Sarah Lorenzen, Brian E. Lacy

General Endoscopy

P1456 - SARS-CoV2 testing prior to endoscopy: Discrepancy between estimated and true asymptomatic prevalence rates in a community-based gastroenterology practice. Charlie X. Walsh, Jordan Montagano, Ann Saliares, Fadi Hawa, Naresh Gunaratnam

IBD

P1587 - Social isolation, loneliness, and caring for IBD patients. LaVana Greene-Higgs, Jeff Berinstein, Megan Riehl, Akbar Waljee, Shirley Cohen-Mekelburg

P1588 - Identifying targets for improving inflammatory bowel disease medication adherence. Jessica Sheehan, Jeff Berinstein, Linnea Swanson, LaVana Greene-Higgs, Akbar Waljee, Peter Higgins, Shirley Cohen-Mekelburg

Liver

P1815 - PNPLA3 and TM6SF2 risk alleles amplify effects of diet on hepatic steatosis. Vincent L. Chen, Xiaomeng Du, Yanhua Chen, Annapurna Kuppa, Brian Halligan, Elizabeth K. Speliotes

Tuesday Poster Session

Biliary/Pancreas

P2183 - A rare presentation of acute pancreatitis in mild coronavirus disease 2019 infection. Brianna L. Hatch-Vallier, Fadi Hawa, Vijay Jarodiya, Rebecca Daniel

Colon

P2292 - Lymphocytic colitis following mRNA vaccination for SARS-CoV2. Samuel W. Chey, Maria Westerhoff, William D. Chey

Esophagus

P2419 - What patients with eosinophilic esophagitis may not share with their providers: A qualitative assessment of online health communities. Joy W. Chang, Vincent L. Chen, Joel H. Rubenstein, Evan S. Dellon, Lauren P. Wallner, Raymond De Vries

IBD

ACG Auxiliary Award
Presidential Poster Award
P2650 -  Real world dispensary data for IBD patients using medical cannabis. Jami A.R. Kinnucan, Arun Swaminath, Maheep S. Sangha, Joanna S. Zeiger

P2651 - Clostridium difficile infection in patients treated with tofacitinib in the ulcerative colitis clinical program. Edward V. Loftus, Alessandro Armuzzi, Daniel C. Baumgart, Krisztina B. Gecse, Susan B. Connelly, Chinyu Su, Kenneth K. Kwok, Xiang Guo, Jami A.R. Kinnucan

Small Intestine

P3057 - Zollinger-Ellison syndrome: A fasting serum gastrin level is not enough. Ann Saliares, Veena Janardan, Fadi Hawa, Naresh Gunaratnam

Stomach

P3081 - Helicobacter pylori resistance rates in the U.S. and Europe: Data from the PHALCON-HP study. Francis Mégraud, David Y. Graham, Colin W. Howden, Ernest Trevino, Alice S. Weissfeld, Barbara Hunt, Neila Smith, Eckhard Leifke, William D. Chey

P3083 - Pitfalls of physician-directed treatment of H. pylori infection: Results from two phase 3 clinical trials and real-world prescribing data. Colin Howden, Kely L. Sheldon, June S. Almenoff, William D. Chey

P3116 - Gastric-sparing band and slough technique for gastric high-grade dysplasia in non-surgical candidates. Ann Saliares, Fadi Hawa, Elliot Berinstein, Naresh Gunaratnam