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Society for Surgery of the Alimentary Tract

Program and Abstracts | Posters

63rd Annual Meeting
SOCIETY FOR SURGERY OF THE ALIMENTARY TRACT
May 21-24, 2022
San Diego Convention Center | San Diego, CA
in partnership with Digestive Disease Week®


Program (Subject to Change)


All rooms at San Diego Convention Center unless otherwise indicated.

<<Saturday | Program and Abstracts | Monday>>

Ticketed Session indicates a Ticketed Session requiring a separate registration and fee.
Residents Conference Indicates a Plenary presentation that is also being presented at the Resident & Fellows Research Conference; participation in and attendance at this virtual conference is by invitation only.

The following represents only part of DDW's content. Across the four DDW societies (SSAT, AASLD, AGA, and ASGE), Digestive Disease Week offers 300+ in-person sessions. The DDW Mobile App places the meeting in an easy to navigate, centralized location. The official mobile app is a resource to help attendees navigate the meeting’s science, industry supporters, and DDW events from their mobile devices. The 2022 app will be available to download in the spring of 2022. Available now is the DDW Online Planner LITE, the first look at the four societies’ programming for DDW 2022; use this online tool to search high-level details for all sessions, posters, and ePosters.
Tracks
Esophagus, Gastric, Bariatric, & Metabolic GI Tract
Hepatobiliary & Pancreas Education, Quality, Outcomes, & Policy
Small Bowel, Abdominal Wall, Hernia, & Colorectal General & Society Business

SUNDAY, MAY 22, 2022
7:30 AM - 8:30 AM
Room 3
SSAT PRESIDENTIAL PLENARY I
 
Moderator: Daniel T. Dempsey, Philadelphia, PA
10-minute presentation, 5-minute discussion
 
Plenary presentationDEVELOPMENT OF POSTOPERATIVE LOCAL TUMORS AND DISTANT METASTASES IS DIET, GENETICS, AND MICROBIOME-DEPENDENT IN A MOUSE MODEL OF COLORECTAL CANCER RECURRENCE
Ryan B. Morgan*1, Mason Vierra1, Meejeon Roh1, Andrea Olivas1, Lindsay Alpert1, Kinga S. Olortegui1, Colin W. Steele2, Eugene B. Chang1, Ralph Weichselbaum1, Olga Zaborina1, Benjamin D. Shogan1
1The University of Chicago Medicine, Chicago, IL; 2Glasgow Royal Infirmary, Glasgow, Glasgow, United Kingdom
 
PROSPECTIVE STUDY OF PERIOPERATIVE CIRCULATING TUMOR DNA DYNAMICS IN PATIENTS UNDERGOING HEPATECTOMY FOR COLORECTAL LIVER METASTASES
Timothy E. Newhook*, Michael J. Overman, Yun Shin Chun, Ching-Wei D. Tzeng, Hop Tran Cao, Yujiro Nishioka, Steven Wei, Scott Kopetz, Jean-Nicolas Vauthey
Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
 
Plenary presentationCHARACTERIZING RESPONSE TO FOLFIRINOX IN PATIENT-DERIVED XENOGRAFT MODELS OF CLASSICAL AND BASAL-LIKE SUBTYPES OF PANCREATIC CANCER
Louisa Bolm*, Birte Purschke, Natalie Petruch, Miriam Abigail A. Ricanati, Susan Kuo, Andrew L. Warshaw, Carlos Fernandez-Del Castillo, Andrew S. Liss
Department of Surgery, Massachusetts General Hospital, Boston, MA
 
PRE-OPERATIVE GHRELIN LEVELS MAY IMPROVE ACCURACY OF WEIGHT LOSS PREDICTION FOLLOWING ROUX-EN-Y GASTRIC BYPASS SURGERY
Mehran Karvar*, Hassan Aliabarian, Andrei Moscalu, Cullen F. Roberts, Yingjia Chen, Eric G. Sheu, Ali Tavakkoli
Surgery, Brigham and Women's Hospital, Boston, MA
8:30 AM - 9:15 AM
Room 3
SSAT & FOUNDATION AWARDS CEREMONY
 
Welcome and introduction of new members, announcements of SSAT and Foundation sponsored awards, reports from the SSAT Foundation, recognition of the Foundation donors, presentation of the Public Service Award, and conferment of the Founders Medal.
9:15 AM - 10:00 AM
Room 3
SSAT PRESIDENTIAL ADDRESS
 
INTRODUCTION
Daniel T. Dempsey, Philadelphia, PA

ADDRESS: SEVEN THINGS TO LOVE ABOUT SSAT
Jean-Nicholas Vauthey, Houston, TX
10:15 AM - 11:00 AM
Room 3
SSAT PRESIDENTIAL PLENARY II
 
Moderator: Jean-Nicholas Vauthey, Houston, TX
10-minute presentation, 5-minute discussion
 
TAILORING ADJUVANT CHEMOTHERAPY TO BIOLOGIC RESPONSES FOLLOWING NEOADJUVANT CHEMOTHERAPY IMPACTS OVERALL SURVIVAL IN PANCREATIC CANCER
Elie Ghabi*1, Sami Shoucair1, Ammar A. Javed2, Ding Ding1, Elizabeth Thompson1, Lei Zheng1, John Cameron1, Christopher L. Wolfgang2, Christopher Shubert1, Kelly J. Lafaro1, Richard Burkhart1, William R. Burns1, Jin He1
1Johns Hopkins University School of Medicine, Baltimore, MD; 2NYU Langone Health, New York, NY
 
STOOL DNA-BASED SYNDECAN-2(SDC2) METHYLATION TESTING FOR THE EARLY DETECTION OF COLORECTAL CANCER IN AN AVERAGE RISK POPULATION
Suk-Hwan Lee*1, Youn Young Park1, Chang Woo Kim2, Hyunjin Kim3, Hyoung Rae Kim4, Daeyoun D. Won5, Woojung Nam5, Hyung Jin Kim6, Bong-Hyeon Kye8, Sungwhan An7, Tae-Jeong Oh7
1Surgery, Kyung Hee University Hospital at Gangdong, Gangdong-gu, Seoul, Korea (the Republic of); 2Ajou University School of Medicine and Graduate School of Medicine, Suwon, Gyeonggi-do, Korea (the Republic of); 3Koo Hospital, Daegu, Korea (the Republic of); 4Busan Hangun Hospital, Busan, Korea (the Republic of); 5Seoul Songdo Hospital, Seoul, Seoul, Korea (the Republic of); 6Catholic University of Korea Eunpyeong St Mary's Hospital, Seoul, Seoul, Korea (the Republic of); 7Genomictree, Daejeon, Korea (the Republic of); 8Catholic University of Korea Suwon St. Vincent's Hospital, Suwon, Korea (the Republic of)
 
Plenary presentationINNATE IMMUNITY IN COLORECTAL LIVER METASTASES: MACROPHAGE MORPHOLOGY AND DISTRIBUTION ARE STRONG PREDICTORS OF PROGNOSIS. AN EXTERNAL VALIDATION.
Guido Costa*1,2, Matteo Donadon1,2, Faizan Nasir2, Cristiana Soldani1, Barbara Franceschini1, Michela Anna Polidoro1, Carlo Sposito3,4, Matteo Virdis3, Di Tommaso Luca1,2, Andrea Vingiani3,4, Vincenzo Mazzaferro3,4, Guido Torzilli1,2
1IRCCS Humanitas Research Hospital, Rozzano, Lombardia, Italy; 2Humanitas University, Milan, Italy; 3Fondazione IRCCS Istituto Nazionale Tumori di Milano, Milan, Italy; 4Universita degli Studi di Milano, Milano, Lombardia, Italy
11:00 AM - 11:45 AM
Room 3
DORIS AND JOHN L. CAMERON GUEST ORATION
 
ORATION: ARE BULKY TUMORS IN THE POUCH OF DOUGLAS RESECTABLE WITH RECTAL SPARING? ADVANCES IN THE TREATMENT OF DESMOPLASTIC SMALL ROUND CELL TUMOR
Andrea Hayes, Washington, DC
12:30 PM - 1:30 PM
Hall C-E
POSTER SESSION I (NON-CME)
 
Authors available at their posters to answer questions 12:30 PM - 1:30 PM; posters on display 9:30 AM - 4 PM.
12:30 PM - 1:45 PM
Room 11
Ticketed Session MEET-THE-PROFESSOR LUNCHEON:
MAXIMIZING YOUR RESEARCH AND PUBLICATIONS WITH SOCIAL MEDIA
 
Faculty: Julie Hallet, Toronto, ON
2:00 PM - 3:30 PM
Room 3
PLENARY SESSION: SMALL BOWEL, ABDOMINAL WALL, HERNIA, & COLORECTAL I
 
Moderators: J. Augusto Bastidas, Los Gatos, CA
Oliver S. Eng, Orange, CA
Vassiliki L. Tsikitis, Portland, OR
10-minute presentation, 5-minute discussion
 
OSTEOPONTIN A POTENTIAL PROMOTER OF COLITIS ASSOCIATED CARCINOMA IN CHRONIC COLITIS – A MOLECULAR STUDY IN HUMANS
Maximilian Sehn*1, Danielle Cardoso Da Silva2, Manna Subhakankha2, Sefer Elezkurtaj3, Michael Hummel3, Britta Siegmund2, Katharina Beyer1, Michael Schumann2
1Department of General and Visceral Surgery, Berlin Institute of Health, Charité Universitätsmedizin Berlin, Freie Universität Berlin, Humboldt-Universität Zu Berlin, Berlin, Berlin, Germany; 2ChariteCentrum 13 Innere Medizin mit Gastroenterologie und Nephrologie, Berlin, Berlin, Germany; 3Institute of Pathology, Berlin Institute of Health, Charité Universitätsmedizin Berlin, Freie Universität Berlin, Humboldt-Universität Zu Berlin, Berlin, Germany, Berlin, Berlin, Germany
 
Plenary presentationTHERAPEUTIC EFFECT OF ORIDONIN AGAINST INFLAMMATORY BOWEL DISEASE INVOLVES INHIBITION OF INTESTINAL FIBROSIS VIA NF-?B AND P38/STAT1 PATHWAYS
Rui-Min D. Mao*, Xiaofu Wang, Yanping Gu, Ravi Radhakrishnan
The University of Texas Medical Branch at Galveston, Galveston, TX
 
EXTENSIVE COLITIS AND CURRENT OR FORMER SMOKING ARE ASSOCIATED WITH POST-OPERATIVE COMPLICATIONS WITHIN 30 DAYS OF ILEAL POUCH-ANAL ANASTOMOSIS FOR ULCERATIVE COLITIS IN A STATE-LEVEL REGISTRY
Edward L. Barnes*1, Scott Esckilsen1, Jean Ashburn2, Amy Barto3, Richard S. Bloomfeld2, Ashley Cairns2, Kurren Mehta3, Pooja Patel3, Jennifer Dziwis3, Reza Rahbar4, Timothy S. Sadiq4, John S. Hanson5, Hans Herfarth1
1University of North Carolina School of Medicine, Chapel Hil, NC; 2Wake Forest University School of Medicine, Winston-Salem, NC; 3Duke University School of Medicine, Durham, NC; 4University of North Carolina System, Chapel Hill, NC; 5Atrium Health, Charlotte, NC
 
A PHASE IB/IIA STUDY OF REMESTEMCE-L, AN ALLOGENEIC BONE MARROW DERIVED MESENCHYMAL STEM CELL PRODUCT, FOR THE TREATMENT OF MEDICALLY REFRACTORY ULCERATIVE COLITIS: AN INTERIM ANALYSIS
Amy L. Lightner*, Neda Dadgar, Clifton G. Fulmer, Justin Ream, Douglas Nachand, Scott Steele
Cleveland Clinic, Cleveland, OH
 
INTESTINAL MICROVASCULAR LEAK AS THE MAJOR CAUSE OF PERIOPERATIVE ILEUS
John N. Pignataro*, Tatiana M. Midkiff, Caitlin P. Hodges, Anthony J. Bauer
Liberty University, Lynchburg, VA
 
Plenary presentationPATIENT-REPORTED SOCIAL DETERMINANTS OF HEALTH NEEDS DO NOT CORRELATE WITH CENSUS TRACT MEASURES OF SOCIOECONOMIC DISADVANTAGE IN PATIENTS WITH GASTROINTESTINAL CANCERS
Scarlett Hao*1, Ashley Wercholuk1, Patrycja Popowicz1, John A. Iasiello1, Christopher W. Mejia1, Alexander Parikh1, Rebecca A. Snyder1,2
1Surgery, East Carolina University Brody School of Medicine, Greenville, NC; 2ECU School of Public Health, Greenville, NC
2:00 PM - 3:30 PM
Room 6DE
SSAT/PANCREAS CLUB SYMPOSIUM:
MANAGEMENT OF PANCREATIC NECROSIS 2022: SCOPE, STENT, AND SCALPEL
 
Moderators: Nicholas J. Zyromski, Indianapolis, IN
Karen Horvath, Seattle, WA

INTRODUCTION FOR OPTIMAL MANAGEMENT OF PANCREATIC NECROSIS
William H. Nealon, Nashville, TN

EVOLVING ENDOSCOPIC APPROACHES
Martin L. Freeman, Edina, MN

TIMING AND TECHNICAL ASPECTS OF PERCUTANEOUS INTERVENTIONS
Rajesh Gupta, Chandigarh, India

THE SURGEON’S ROLE IN MANAGING PANCREATIC NECROSIS
Brendan Visser, Stanford, CA

CASE-BASED PANEL DISCUSSIONS
Nicholas J. Zyromski, Indianapolis, IN
2:00 PM - 3:30 PM
Room 9
STATE-OF-THE-ART CONFERENCE 2022: FRAILTY IN SURGERY
 
Moderators: Puja G. Khaitan, Washington DC
Deborah S. Keller, Sacramento, CA
Emily Winslow, Potomac, MD

FRAILTY: BETTER PREDICTOR OF SURGICAL OUTCOMES?
Deborah S. Keller, Sacramento, CA

WHICH SCALE TO MEASURE FRAILTY AND HOW TO APPLY IT?
Daniel I. Chu, Birmingham, AL

MANAGEMENT OF PATIENTS WITH HIGH FRAILTY SCORES: TOO SICK TO OPERATE?
Clancy J. Clark, Winston Salem, NC

ECONOMIC AND QOL CHALLENGES OF PATIENTS WITH FRAILTY
Cindy Kin, Stanford, CA

PRE-REHABILITATION TO OPTIMIZE FRAILTY AND SARCOPENIA
Amanda K. Arrington, Tucson, AZ

Q&A
4:00 PM - 5:30 PM
Room 32
DDW COMBINED CLINICAL SYMPOSIUM:
BREAKTHROUGHS IN THE TREATMENT OF ESOPHAGEAL AND GE JUNCTION CANCERS
 
Sponsored by: SSAT, ASGE, AGA
Moderators: Wayne L. Hofstetter, Houston, TX
Kenneth K. Wang, Rochester, MN

SIEWERT TYPE II GASTROESOPHAGEAL JUNCTIONAL CANCERS SHOULD BE TREATED AS GASTRIC CANCER (PRO)
Wayne L. Hofstetter, Houston, TX

SIEWERT TYPE II GASTROESOPHAGEAL JUNCTIONAL CANCERS SHOULD BE TREATED AS GASTRIC CANCER (CON)
Travis E. Grotz, Rochester, MN

SHOULD T1 ESOPHAGEAL ADENOCARCINOMA THAT HAVE UNDERGONE DEFINITIVE ENDOSCOPIC TREATMENT BE PLACED INTO SURVEILLANCE (PRO)
Kenneth K. Wang, Rochester, MN

SHOULD T1 ESOPHAGEAL ADENOCARCINOMA THAT HAVE UNDERGONE DEFINITIVE ENDOSCOPIC TREATMENT BE PLACED INTO SURVEILLANCE (CON)
Phil Ge, Houston, TX

ENDOSCOPIC MANAGEMENT OF POST ESOPHAGECTOMY LEAKS
Linda Martin, Blacksburg, VA

Q&A
4:00 PM - 5:30 PM
Room 9
HEALTH CARE QUALITY & OUTCOMES COMMITTEE PANEL: USE OF METRICS TO COMPARE OUTCOMES IN GI SURGERY
 
Moderators: Emily Winslow, Potomac, MD
Joel E. Goldberg, Boston, MA
Virginia O. Shaffer, Atlanta, GA

TEXTBOOK OUTCOME FROM THE PATIENT PERSPECTIVE
Jordan Cloyd, Columbus, OH

IS RESOLUTION OF PAIN A GOOD OUTCOME METRIC FOR CHOLECYSTECTOMY?
Carmen Latenstein, Nijmegen, Netherlands

OUTCOMES METRICS FOR ANTIREFLUX SURGERY: WHICH ARE BEST?
Amber Shada, Madison, WI

CENTERS OF EXCELLENCE AND OUTCOMES FOR RECTAL CANCER: WHERE ARE WE IN 2022?
Samuel Eisenstein, La Jolla, CA

THE CARDIOTHORACIC EXPERIENCE: DOES PUBLIC ACCESS TO SURGICAL OUTCOMES IMPROVE QUALITY?
George Tolis, Boston, MA

Q&A
4:00 PM - 5:30 PM
Room 3
LEGENDS OF DIGESTIVE DISEASE: Carlos A. Pellegrini
 
Moderator: Sergio Bardaro, Cleveland, OH

SSAT LEGEND
Carlos A. Pellegrini, Seattle, WA

This session will highlight a past leader of the SSAT who was instrumental in establishing and promoting the multi-disciplinary team approach to managing complex digestive diseases. Formatted as a one-on-one interview with audience interaction, this Legends session will capture the pioneering spirit of leaders in medicine who paved a path for discovery, innovation, and improvements in care for patients with digestive disease.
4:00 PM - 5:30 PM
Room 10
BEST OF GI SURGERY
 
Moderators: Flavio G. Rocha, Portland, OR
Heather Yeo, New York, NY
IMMEDIATE VERSUS POSTPONED INTERVENTION FOR INFECTED NECROTIZING PANCREATITIS
Rogier P. Voermans, Amsterdam, Netherlands
Discussant: Karen Horvath, Seattle, WA

Q&A

PERIOPERATIVE NIVOLUMAB MONOTHERAPY VERSUS NIVOLUMAB PLUS IPILIMUMAB IN RESECTABLE HEPATOCELLULAR CARCINOMA: A RANDOMIZED PHASE 2 TRIAL
Hop Tran Cao, Houston, TX
Discussant: Flavio G Rocha, Portland, OR

Q&A
6:00 PM - 8:00 PM
Grand Ballroom, Omni San Diego
Ticketed SessionFOUNDATION RECEPTION
 
The SSAT Foundation Reception will take place on Sunday, May 22, 2022, 6:00 - 8:00 p.m., at the Omni San Diego during the SSAT Annual Meeting at DDW 2022. All proceeds from the reception will help support the Foundation's initiatives. Plan to join us in celebrating the successes of the SSAT Foundation. Tickets are only 25 USD when purchased in advance and 40 USD if purchased at the door; advance tickets are available for purchase online.

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