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Society for Surgery of the Alimentary Tract

Program and Abstracts

61st Annual Meeting
Virtual 62nd Annual Meeting
SOCIETY FOR SURGERY OF THE ALIMENTARY TRACT
May 21-23, 2021
in partnership with Digestive Disease Week®


Program (Subject to Change)

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Residents Conference Indicates a Plenary presentation that is also being presented at the Virtual Resident & Fellows Research Conference; participation in and attendance at this virtual conference is by invitation only.
Tracks
Esophagus, Gastric, Bariatric, & Metabolic GI Tract
Hepatobiliary & Pancreas Education, Quality, Outcomes, & Policy
Small Bowel, Abdominal Wall, Hernia, & Colorectal General & Society Business

SATURDAY, MAY 22, 2021
10:00 - 10:45 AM
PRESIDENTIAL PLENARY II
3526405.
THE CONTRIBUTION OF SURGEON AND HOSPITAL VARIATION IN TRANSFUSION PRACTICE TO OUTCOMES FOR PATIENTS UNDERGOING GASTROINTESTINAL CANCER SURGERY: A POPULATION-BASED ANALYSIS
Jesse Zuckerman*1, Natalie Coburn1,2, Jeannie Callum2, Alyson L. Mahar3, Robin Mcleod1, Emily Pearsall6, Yulia Lin2, Alexis F. Turgeon4, Guillaume Martel5, Julie Hallet1,2
1Surgery, University of Toronto, Toronto, ON, Canada; 2Sunnybrook Health Sciences Centre, Toronto, ON, Canada; 3University of Manitoba, Winnipeg, MB, Canada; 4Universite Laval, Quebec, QC, Canada; 5University of Ottawa, Ottawa, ON, Canada; 6University of Toronto, Toronto, ON, Canada
3520007.
DISPARITIES IN USE OF SURGICAL TREATMENTS MEDIATE HALF OF SOCIOECONOMIC SURVIVAL DISPARITIES IN STAGE I-II HEPATOCELLULAR CARCINOMA
Douglas S. Swords*, Timothy E. Newhook, Ching-Wei D. Tzeng, Yun Chun, Thomas Aloia, Ahmed Kaseb, Jean-Nicolas Vauthey, Hop Tran Cao
Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
3524764.
ENDOSCOPIC SUBMUCOSAL DISSECTION (ESD) VERSUS TRANSANAL MINIMALLY INVASIVE SURGERY (TAMIS) FOR EARLY RECTAL NEOPLASMS: A PROSPECTIVE RANDOMIZED CONTROLLED TRIAL
Simon S. Ng*, Sophie S. Hon, Tony Mak, Kaori Futaba, Dennis Ngo, Simon Chu, Man Fung Ho, Wing Wa Leung, Yee Ni C. Wong, Janet F. Lee
Surgery, The Chinese University of Hong Kong, Hong Kong , Hong Kong
3523215.
COMPARISON OF ADAPTED ENHANCED RECOVERY AFTER SURGERY PATHWAY VERSUS STANDARD CARE IN PATIENTS UNDERGOING EMERGENCY LAPAROTOMY FOR PERFORATION PERITONITIS - A RANDOMIZED CONTROLLED TRIAL
Pranavi A. Ravichandar*1, Vikram Kate1, Sathasivam Sureshkumar1, Thulasingam Mahalakshmy2, Pankaj Kundra3
1Department of Surgery, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Pondicherry, India; 2Department of Preventive and Social Medicine, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Pondicherry, India; 3Department of Anesthesia and Critical Care, Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Pondicherry, India
10:45 - 11:30 AM
DORIS AND JOHN L. CAMERON GUEST ORATION:
ORATION: TEAMWORK AND THE FUTURE OF HEALTHCARE
Conor P. Delaney, Weston, FL
1:00 - 2:30 PM
PLENARY SESSION: ESOPHAGUS, GASTRIC, BARIATRIC & METABOLIC I
3524865.
VALIDATION OF THE PITTSBURGH SEVERITY SCORE IN DETERMINING THE CLINICAL OUTCOME AFTER ESOPHAGEAL PERFORATION: A SINGLE CENTER EXPERIENCE
Lucia Moletta*, Giovanni Capovilla, Elisa Sefora Pierobon, Giovanni Valotto, Laura Gavagna, Gianpietro Zanchettin, Renato Salvador, Mario Costantini, Stefano Merigliano, Michele Valmasoni
Universita degli Studi di Padova, Padova, Veneto, Italy
3517730.
IMPEDANCE PLANIMETRY (ENDOFLIP™) SHOWS THAT LENGTH OF NARROWING AFTER FUNDOPLICATION DOES NOT AFFECT DYSPHAGIA
Hoover Wu*1,2, Mikhail Attaar1,2, Harry Wong1,2, Michelle Campbell1,2, Kristine Kuchta2, Stephen P. Haggerty2, Woody Denham2, John G. Linn2, Michael Ujiki2
1University of Chicago, Evanston, IL; 2NorthShore University HealthSystem, Evanston, IL
3520518.
DYNAMIC RISK PREDICTION OF MORBIDITY AND MORTALITY POST BARIATRIC ROUX-EN-Y-GASTRIC BYPASS SURGERY
Suha Jabak*1, Fadel Alturki1, Nancy Mikati2, Mostafa M. Abohelwa3, Yasser H. Shaib1
1American University of Beirut, Beirut, Lebanon; 2University of Pittsburgh Medical Center, Pittsburgh, PA; 3Texas Tech University System, Lubbock, TX
3524867.
HIATAL HERNIA REPAIR IS NON-INFERIOR TO BYPASS IN THE TREATMENT OF POST-SLEEVE REFLUX: EARLY AND LATE FOLLOW-UP
Ben Indja*2, Daniel L. Chan1, Michael Talbot1,2
1Department of Surgery, University of New South Wales, Sydney, New South Wales, Australia; 2St George Hospital, Sydney, New South Wales, Australia
3525324.
OPIOID-FREE ANESTHESIA INCREASES FEASIBILITY OF SAME DAY SURGERY LAPAROSCOPIC HIATAL HERNIA REPAIR AND REDUCES PERIOPERATIVE ABDOMINAL PAIN AND NAUSEA
Srinivas Sanjeevi*2, Clarissa Hoffman2, Rigoberto Gutierrez2, Colleen O'Neill2, Andre Miller1, Farzaneh Banki2
1Memorial Hermann Health System, Houston, TX; 2The University of Texas Health Science Center at Houston John P and Katherine G McGovern Medical School, Houston, TX
1:00 - 2:30 PM
INTERNATIONAL COMMITTEE PANEL II: SURGERY AND COVID-19
 
Moderators: Katsuhiko Yanaga, Tokyo, Japan
Marco G. Patti, Chicago, IL
Eduardo E. Montalvo-Javé, Mexico City, Mexico
HOW TO PROTECT PERSONNEL AND PATIENTS
Riccardo Rosati, Milan, Italy

HOW TO EFFICIENTLY REGULATE DELIVERY OF SURGICAL CARE
Ulysses Ribeiro, Sao Paulo, Brazil

THE DETRIMENTAL EFFECTS ON PATIENTS WITH SURGICAL DISEASES
Tobias Keck, Luebeck, Germany

THE FINANCIAL IMPLICATIONS OF THE PANDEMIC
Hermann Kessler, Cleveland, OH

MANAGING THE SURGICAL WORKFORCE SHORTAGE
Marco G. Patti, Chicago, IL

IMPLICATIONS FOR EDUCATION, RESEARCH, AND CAREER DEVELOPMENT
Melina Kibbe, Chapel Hill, NC
1:00 - 2:30 PM
BEST OF GI SURGERY
 
This inaugural session of the SSAT Program at DDW 2021 will present the major discoveries of four impactful research studies that were published in 2020. Each 10-minute presentation will be followed by a 10-minute question and answer discussion that will highlight the scientific findings and future directions of the authors' research.
Moderators: Michael G. House, Indianapolis, IN
Jayleen M. Grams, Birmingham, AL
 
EFFICACY OF PERIOPERATIVE CHEMOTHERAPY FOR RESECTABLE PANCREATIC ADENOCARCINOMA: A PHASE 2 RANDOMIZED CLINICAL TRIAL
Presenter: Syed A. Ahmad, Cincinnati, OH
Discussant: Charles Vollmer, Philadelphia, PA

EFFECTS OF DIET VERSUS GASTRIC BYPASS ON METABOLIC FUNCTION IN DIABETES
Presenter: J. Christopher Eagon, St. Louis, MO
Discussant: Ali Tavakkoli, Boston, MA

WESTERN DIET PROMOTES INTESTINAL COLONIZATION BY COLLAGENOLYTIC MICROBES AND PROMOTES TUMOR FORMATION AFTER COLORECTAL SURGERY
Presenter: Sara Gaines, Chicago, IL
Discussant: Augusto Bastidas, Los Gatos, CA

PREOPERATIVE SINGLE-DOSE METHYLPREDNISOLONE PREVENTS SURGICAL SITE INFECTIONS AFTER MAJOR LIVER RESECTION: A RANDOMIZED CONTROLLED TRIAL
Presenter: Chad Ball, Calgary, AB
Discussant: Flavio Rocha, Portland, OR
3:30 - 5:00 PM
PLENARY SESSION: SMALL BOWEL, ABDOMINAL WALL, HERNIA, & COLORECTAL I
3524335.
ELECTROACUPUNCTURE COMBINED WITH FAST-TRACK PERIOPERATIVE PROGRAM FOR REDUCING DURATION OF POSTOPERATIVE ILEUS AND HOSPITAL STAY AFTER LAPAROSCOPIC COLORECTAL SURGERY: A RANDOMIZED CONTROLLED TRIAL
Simon S. Ng*, Wing Wa Leung, Tony Mak, Kaori Futaba, Sophie S. Hon, Dennis Ngo, Simon Chu, Man Fung Ho, Oky C. Lam, Yee Ni C. Wong, Janet F. Lee
Surgery, The Chinese University of Hong Kong, Hong Kong , Hong Kong
3521329.
INULIN AND GALACTO-OLIGOSACCHARIDES IMPROVE COLONIC ANASTOMOTIC HEALING IN MICE UNDERGOING COLORECTAL SURGERY
Roy Hajjar*1,2,4, Manon Oliero1,4, Thibault Cuisiniere1,4, Gabriela Fragoso1, Annie Calvé1, Souad Djediai3, Borhane Annabi3, Carole Richard2,4, Manuela M. Santos1,4
1Centre Hospitalier de l'Universite de Montreal Centre de Recherche, Montreal, QC, Canada; 2Centre Hospitalier de l'Universite de Montreal, Montreal, QC, Canada; 3Universite du Quebec a Montreal, Montreal, QC, Canada; 4Universite de Montreal, Montreal, QC, Canada
3520460.
IMMEDIATE OPERATIVE MANAGEMENT OF COMPLICATED APPENDICITIS DURING PREGNANCY IS ASSOCIATED WITH IMPROVED OUTCOMES REGARDLESS OF TRIMESTER
Vincent Cheng*, Kazuhide Matsushima, Matthew Ashbrook, Kulmeet Sandhu, Koji Matsuo, Morgan Schellenberg, Kenji Inaba
General Surgery, Los Angeles County University of Southern California Medical Center, Los Angeles, CA
3526113.
RURAL HOSPITALS ARE NOT ASSOCIATED WITH WORSE POSTOPERATIVE OUTCOMES FOR COLON CANCER
Adrian Diaz*, Madison Hyer, Diamantis Tsilimigras, Shan Lansing, Matthew Kalady, Syed Husain, Alan Harzman, Alessandra Gasior, Lisa Cunningham, Emily Huang, Mark Arnold, Timothy M. Pawlik
Surgery, The Ohio State Wexner Medical Center, Columbus, OH
3522086.
THE HUMAN MILK OLIGOSACCHARIDES 2'-FUCOSYLLACTOSE AND 6'-SIAYLLACTOSE ATTENUATE NEC-ASSOCIATED BRAIN INJURY
Andres J. Gonzalez Salazar*1, Qinjie Zhou1, Mark L. Kovler1, Diego F. Nino2, Maame Efua Sampah1, Yukihiro Yamaguchi1, Peng Lu1, Hongpeng Jia1, William B. Fulton1, Thomas Prindle1, Sanxia Wang1, Rachael H. Buck3, Karen C. Goehring3, Chhinder P. Sodhi1, David Hackam1
1Johns Hopkins University, Baltimore, MD; 2Texas Tech University Health Sciences Center El Paso, El Paso, TX; 3Abbott Nutrition, Abbott Park, IL
3526568.
NITROSYLATED-OLEIC ACID AMELIORATES POSTOPERATIVE ILEUS
Elizabeth Dyer*, Katherine O. Jones, Nicholas G. Minner, Anthony J. Bauer
Liberty University College of Osteopathic Medicine, Liberty University College of Osteopathic Medicine, Lynchburg, VA, US, academic/medsch, Lynchburg, VA
3:30 - 5:00 PM
RESIDENT AND FELLOWS COMMITTEE PANEL: FINDING THE PERFECT FIRST JOB
 
Moderators: Maria Altieri, Stony Brook, NY
Motaz Qadan, New York, NY
John C. McAuliffe, Bronx, NY
HOW TO FIND JOB OPPORTUNITIES?
Kenric Murayama, Honolulu, HI

WHAT ARE YOU WORTH? NEGOTIATING A CONTRACT
Steven Schwaitzberg, Buffalo, NY

TIPS AND TRICKS OF INTERVIEWING
Dana Telem, Ann Arbor, MI

CHOOSING PRIVATE VS. ACADEMIC PRACTICE
Ajita Prabhu, Cleveland, OH
3:30 - 5:00 PM
STATE-OF-THE-ART CONFERENCE: THE EVOLUTION OF ENDOSCOPIC GI SURGERY
 
Moderators: Benjamin D. Shogan, Chicago, IL
Michael J. Sessler, Bremerhaven, Germany
Y. Nancy You, Houston, TX
ADVANCES IN ENDOSCOPIC COLORECTAL SURGERY
Emre Gorgun, Cleveland, OH

ADVANCES IN ENDOSCOPIC GASTRIC SURGERY
Norio Fukami, Scottsdale, AZ

ADVANCES IN ENDOSCOPIC BARIATRIC SURGERY
Santiago Horgan, La Jolla, CA

UPDATES IN ENDOSCOPIC TREATMENT FOR BARRETT'S ESOPHAGUS
Kenneth K. Wang, Rochester, MN

THE FUTURE OF ENDOSCOPIC PANCREATIC NECROSECTOMY
David E. Loren, Wynnewood, PA

UPDATES IN SMALL BOWEL ENDOSCOPIC TREATMENT
Adriana V. Safatle-Ribeiro, Sao Paulo, Brazil
5:30 - 7:00 PM
HEALTH CARE QUALITY AND OUTCOMES COMMITTEE PANEL: MITIGATING DISPARITIES IN THE DELIVERY OF GI SURGICAL CARE
 
Moderators: Emily Winslow, Washington, DC
Virginia O. Shaffer, Atlanta, GA
ADDRESSING DISPARITIES BY CHANGING THE PIPELINE: A FOCUS ON PRACTICAL CHANGES IN RECRUITING & HIRING
Timothy M. Pawlik, Columbus, OH

ADDRESSING DISPARITIES IN AN URBAN SAFETY NET ENVIRONMENT: ILLUSTRATED BY A LIVER SCREENING PROGRAM
Maria C. Russell, Atlanta, GA

ADDRESSING DISPARITIES IN THE CARE OF OUR VETERANS: A FOCUS ON DECREASING PATIENTS LOST TO FOLLOW-UP
Gretchen C. Edwards, Nashville, TN

ADDRESSING DISPARITIES IN THE RURAL ENVIRONMENT: A FOCUS ON INCREASING ACCESS TO HEALTHCARE
Sandra L. Wong, Lebanon, NH
5:30 - 7:00 PM
PUBLIC POLICY COMMITTEE PANEL: SURGICAL REIMBURSEMENT, FINANCIAL STRAIN, AND RESIDENT EDUCATION IN THE ERA OF COVID-19
5:30 - 7:00 PM
QUICK SHOT: HEPATOBILIARY & PANCREAS II
3525616.
MINIMALLY INVASIVE LIVER RESECTION FOR INTRAHEPATIC CHOLANGIOCARCINOMA SPECIFICALLY - A WORD OF CAUTION
Omid Salehi*, Vera Kazakova, Eduardo A. Vega, Onur C. Kutlu, Sylvia V. Alarcon, Olga Kozyreva, Claudius Conrad
Saint Elizabeth's Medical Center, Brighton, MA
3526279.
NATIONWIDE EXPERIENCE OF TOTAL PANCREATECTOMY WITH ISLET CELL AUTOTRANSPLANT FOR CHRONIC PANCREATITIS: BENCHMARK METRICS AND TRENDS IN OUTCOMES
Thomas K. Maatman*1, Sean P. McGuire1, Kathleen A. McGreevy2, Evan L. Fogel1, Michael G. House1, Nicholas J. Zyromski1
1Indiana University School of Medicine, Indianapolis, IN; 2Indiana University Health Inc, Indianapolis, IN
3525533.
DEVELOPMENT OF A NOVEL GENETIC TESTING PROTOCOL FOR PANCREATIC DUCTAL ADENOCARCINOMA PATIENTS IN KENTUCKY
Megan M. Harper*1,2, Andrew J. Kennedy1, Reema A. Patel1,2, Aileen Alqueza2, Jonathan Davis2, Tamara E. Carey2, Jessica Moss1,2, Prakash K. Pandalai1,2, Michael J. Cavnar1,2, Justine C. Pickarski2, Joseph Kim1,2
1University of Kentucky Medical Center, Lexington, KY; 2Markey Cancer Center, Lexington, KY
3526867.
SURVIVAL IN PATIENTS WITH COLORECTAL LIVER METASTASES IS ASSOCIATED WITH MULTIMODALITY CAPACITY OF THE TREATING FACILITY
Anai N. Kothari*, Caitlin A. Hester, Ching-Wei D. Tzeng, Timothy E. Newhook, Yun Chun, Aloia Thomas, Jean-Nicolas Vauthey, Hop Tran Cao
Surgical Oncology, MD Anderson Center, Houston, TX
3526863.
EVERY DROP MATTERS: INTRAOPERATIVE FLUIDS DURING HEPATECTOMY AND POSTOPERATIVE ILEUS
Cameron Gaskill*, Bradford J. Kim, Timothy E. Newhook, Elsa M. Arvide, Whitney L. Dewhurst, Teresa L. Phan, Jenilette . Cristo, Hop Tran Cao, Thomas Aloia, Yun Chun, Jean-Nicolas Vauthey, Ching-Wei D. Tzeng
The University of Texas MD Anderson Cancer Center Division of Surgery, Houston, TX
3525088.
RECENT ONSET DIABETES IS ASSOCIATED WITH BETTER SURVIVAL IN PDAC- AN ANALYSIS OF PREOPERATIVE SYMPTOMS WITHIN THE DGAV STUDOQ|PANCREAS REGISTRY
Yannic Elser*, Louisa Bolm, Steffen Deichmann, Rüdiger Braun, Ekaterina Petrova, Hryhoriy Lapshyn, Ulrich F. Wellner, Tobias Keck, Kim C. Honselmann
Universitatsklinikum Schleswig Holstein - Campus Lubeck, Lubeck, Schleswig-Holstein, Germany
3525556.
SUPPRESSION OF HEPATIC STELLATE CELL ACTIVATION BY ORIDONIN ANALOGS OCCURS VIA STAT3 PATHWAY INHIBITION
Claire Cummins*, Xiaofu Wang, Yanping Gu, Taylor WIlliams, Kayla Colvill, Jia Zhou, Ravi Radhakrishnan
Surgery, University of Texas Medical Branch, Galveston, TX
3526212.
DOES A LAPAROSCOPIC APPROACH TO DISTAL PANCREATECTOMY FOR CANCER CONTRIBUTE TO OPTIMAL CHEMOTHERAPY UTILIZATION?
Omid Salehi*1, Eduardo A. Vega1, Onur C. Kutlu2, Sandeep Krishnan1, Sylvia V. Alarcon1, Vera Kazakova1, Olga Kozyreva1, Claudius Conrad1
1Saint Elizabeth's Medical Center, Brighton, MA; 2University of Miami School of Medicine, Miami, FL
3518602.
PANCREATIC NEUROENDOCRINE TUMOR: RATIONALE FOR REGIONALIZATION IN AN INTEGRATED HEALTH CARE SYSTEM
Diana Hsu*1, Sidney Le1, Alex Chang2, Austin L. Spitzer2, George Kazantsev2, Peter Peng2, Ck Chang2
1University of California System, Oakland, CA; 2Kaiser Permanente, Oakland, CA
3523837.
ITERATIVE CHANGES IN RISK-STRATIFIED PANCREATECTOMY CLINICAL PATHWAYS AND FACTORS ASSOCIATED WITH ACCELERATED DISCHARGE AFTER PANCREATICODUODENECTOMY
Andrew D. Newton*, Timothy E. Newhook, Morgan L. Bruno, Laura R. Prakash, Yi-Ju Chiang, Natalia Paez Arango, Whitney L. Dewhurst, Elsa M. Arvide, Naruhiko Ikoma, Jessica E. Maxwell, Michael P. Kim, Jeffrey E. Lee, Matthew Katz, Ching-Wei D. Tzeng
Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
3526732.
THE ROLE OF EXTENDED PORTAL LYMPHADENECTOMY DURING HEPATECTOMY FOR INTRAHEPATIC CHOLANGIOCARCINOMA
Thomas K. Maatman*, John Aversa, Katelyn Flick, Shelby L. Allen, Eugene P. Ceppa, Attila Nakeeb, Trang K. Nguyen, C. Max Schmidt, Nicholas J. Zyromski, Michael G. House
Indiana University School of Medicine, Indianapolis, IN
3523620.
OBESITY WORSENS LOCAL AND SYSTEMIC COMPLICATIONS OF NECROTIZING PANCREATITIS AND PROLONGS DISEASE COURSE
Sean P. McGuire*1, Sydney L. Keller1, Thomas K. Maatman1, Kyle A. Lewellen1, Stephen N. Quigley2, Eugene P. Ceppa1, Michael G. House1, Attila Nakeeb1, Trang K. Nguyen1, Christian Schmidt1, Nicholas J. Zyromski1
1Indiana University School of Medicine, Indianapolis, IN; 2Eastern Health, St. John's, , Canada
3516986.
GALLBLADDER CANCER INDIDENTALLY FOUND AT CHOLECYSTECTOMY: PERIOPERATIVE RISK FACTORS
Elizabeth Olecki*, Kelly A. Stahl, Rolfy Perez-Holguin, June S. Peng, Matthew Dixon, Chan Shen, Niraj Gusani
General Surgery, Penn State Hershey Medical Center, Hershey, PA
3523958.
POST- AND INTRA-OPERATIVE FACTORS ASSOCIATED WITH DEVELOPMENT OF DELAYED GASTRIC EMPTYING AFTER PANCREATICODUODENECTOMY
Neda Amini*1,2, Christopher R. D'Adamo2, Arun Mavanur2
1Surgery, Johns Hopkins, Baltimore , MD; 2Sinai Hospital, Baltimore, MD

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