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SSAT POSTER SESSIONS

The SSAT Poster Sessions will be held in Exhibit Hall C of the Walter E. Washington Convention Center, from 9:30 AM – 4:00 PM. Authors will be at their posters to answer questions from 12:00 PM – 2:00 PM.
Designated presenting authors listed. View a complete author string with abstract by clicking on the poster title.

	indicates a poster featured in a Poster Tour ( ticketed session with limited registration)
		Sunday, May 17, 2015, 11:00 – 11:45 AM: Esophagus & Gastric (non-CME) Monday, May 18, 2015, 11:00 – 11:45 AM: HPB (non-CME)
	indicates a Poster of Distinction.

Tuesday, May 19, 2015
Basic: Colon-Rectal
Tu1913	Omento(fat)plasty after Colorectal Anastomosis May Reduce Leakages Pierpaolo Sileri, Surgery, University of Rome Tor Vergata, Rome Italy
Basic: Hepatobiliary
Tu1914	Trisulfated Disaccharide Decreases Intracellular Calcium Concentration in Hepatocytes under Calcium Overload Situation Ênio Rodrigues Vasques, GASTROENTEROLOGY, FMUSP, São Paulo, São Paulo Brazil
Basic: Pancreas
Tu1915	Intestinal Barrier Dysfunction in Ageing Animals with Acute Pancreatitis: Increased Intestinal Inflammation? Marcel C. Machado, Dr PhD, Emergency Medicine, University of Sao Paulo, Sao Paulo Brazil
Clinical: Colon-Rectal
Tu1753	Modulation of Endomorphin-2 to Neurogenic Mucosal Secretion in Human Colon Guo-Du Wang, Physiology and Cell Biology, OSU, Columbus, OH
Tu1754	The Role of Comorbid Psychiatric Disorders in the Surgical Treatment of Rectal Cancer Vassiliki L. Tsikitis, SURGERY, OHSU, Portland, OR
Tu1755	Impact of Omental Pedicle Flap Creation on Anastomotic Leak and Septic Complications after Low Pelvic Anastomosis: A Study from the NSQIP Database Gokhan Ozuner, Colorectal Surgery, Cleveland Clinic Foundation, Cleveland, OH
Tu1756	Laparoscopic Treatment of a Giant Colonic Lipoma Presenting as Transverse Colon Intussusception and Lower Intestinal Bleeding: A Case Report Beatriz de Rienzo, American British Cowdray Medical Center, Alvaro Obregon, Mexico DF Mexico
Tu1757	The Importance of Lymph Node Retrieval and Positive Lymph Nodes in Male Patients with Colorectal Cancer-5 Year Retrospective Single Institution Study Varun Jain, Internal medicine, Mount Sinai School of Medicine Bronx program, Bronx, NY
Tu1758	SILS v SILS + 1: A Case Matched Comparison for Pelvic Colorectal Surgery Reena Tahilramani,, Surgery, Colorectal Surgical Associates, University of Texas Medical School at Houston, Houston, TX
Tu1759	What Factors Affect Surgeons’ Decision to Perform Two versus Three-Stage Operation in Ulcerative Colitis? Emre Gorgun, Colorectal Surgery, Cleveland Clinic, Cleveland, OH
Tu1760	Neutrophil Count, but Not Other Components of a White Cell Count, Reflects the Impact of the Systemic Inflammatory Response and Long Term Survival in Patients following Elective Surgery for Colorectal Cancer David G. Watt, Academic Unit of Colorectal Surgery, Glasgow Royal Infirmary, Glasgow United Kingdom
Tu1761	Perioperative Supplemental Oxygen Reduces the Risk of Surgical Site Infection in Colorectal Surgery: A Meta-Analysis Varun Chakravorty, Surgery, St. Barnabas Medical Center, West Orange, NJ
Tu1762	Changing Trends in Acute Colonic Diverticulitis in South East Queensland: A Retrospective Observational Audit Sneha John, Gastroenterology, Gastroenterology and Hepatology, Logan Hospital, Gold Coast University Hospital, Brisbane, QLD Australia
Tu1763	Results of Ligation of Intersphincteric Fistula Tract and Advancement Flap for Treatment of Complex Transsphincteric Anal Fistula: Anatomy of the Recurrence Darcy Shaw, Colon and Rectal Surgery, Creighton University, Omaha, NE
Tu1764	Laparoscopic Colectomy Is Associated with a Lower Anastomotic Leak Rate than Open Surgery Alice Murray, Colorectal Surgery, New York Presbyterian, New York City, NY
Tu1765	Robotic Colorectal Surgery: Does It Really Make a Difference? Bradley J. Hensley, Surgery, University of Rochester Medical Center, Rochester, NY
Tu1766	Acute Appendicitis without Leucocitosis: Comparison between Ratios of Neutrophil/Lymphocytes, Leukocytes/Neutrophils and Leukocytes/Bilirubin Raul Gaxiola, DR, GENERAL SURGERY, HOSPITAL GENERAL DE MEXICO, Mexico City, DISTRITO FEDERAL Mexico
Clinical: Esophageal
Tu1767	A Randomized Controlled Trial of Six Weeks of Home Enteral Nutrition versus Standard Care after Esophagectomy or Total Gastrectomy for Cancer: Report on a Pilot and Feasibility Study David Bowrey, Surgery, University Hospitals of Leicester NHS Trust, Leicester United Kingdom
Tu1768	Long-Term Outcomes after Multimodal Therapy for Esophageal Cancer Helen M. Heneghan, National Esophageal and Gastric Cancer Center, Trinity College Dublin & St. James's Hospital, Dublin, Dublin Ireland
Tu1769	The First Reported High-Resolution Manometry Changes of Sublingual Hyoscyamine in a Patient with Hypercontractile Esophagus (Jackhammer Esophagus) Joshua A. Boys, Thoracic Surgery, Keck Hospital of USC, Los Angeles, CA
Tu1770	High Resolution Manometry Evaluation of the Motility of the Pharyngo-Upper Esophageal Area in Patients with Achalasia Mariano de Almeida Menezes, Gastroenterology Surgery, Unifesp, Londrina, Paraná Brazil
Tu1771	Morbidity Associated with Introduction of MIS Esophagectomy in a Community Hospital Dante Dali, General Surgery, Mercy medical center Des Moines, Des moines, IA
Tu1772	The Evolving Landscape of Esophageal Cancer: A Four Decade Analysis Alexander S. Rosemurgy, General Surgery, Florida Hospital Tampa, Tampa, FL
Tu1773	Quality of Life and Alimentary Satisfaction after Gastrectomy versus Esophagectomy Katrin Schwameis, Surgery, Keck Medicine of USC, Los Angeles, CA
Tu1774	Symptom Severity and Physiological Measurements in Achalasia Vic Velanovich, Surgery, University of South Florida, Tampa, FL
Tu1775	Defining the Lower Esophageal Sphincter Geometry in Gastroesophageal Pathology: The Intraoperative Use of Functional Lumen Imaging Probe Yalini Vigneswaran, Surgery, general surgery, University of Chicago, northshore health system, Evanston, IL
Tu1776	Lessons from a Quarter of Century Treating Esophageal Perforations: A Proposal of a Decision-Making Algorithm Marisa Aral, General Surgery Department, Centro Hospitalar de São João, University of Porto Medical School, Porto Portugal
Clinical: Hepatobiliary
Tu1777	Clinical Outcomes of Percutaneous Cholecystostomy Tube Placement in Critically Ill Patients with Acute Cholecystitis Kenneth Sirinek, Surgery, UTHSCSA, San Antonio, TX
Tu1778	Choledochocystic Disease in a Western Center: A 30-Year Experience Maitham Ammory Moslim, General Surgery, Cleveland Clinic Foundation, Cleveland Heights, OH
Tu1779	Acute Renal Failure following Liver Resection for Hepatocellular Carcinoma: Prognostic Value of Acute Kidney Injury Network Consensus Criteria Alexsander Bressan, Department of Surgery, University of Calgary and the Foothills Medical Centre, Calgary, AB, AB Canada
Tu1780	Identification of Prognostic Factors following Resection of Colorectal Liver Metastases in the Modern Era of Treatment Cynthia Miller, Massachusetts General Hospital, Boston, MA
Tu1781	Biodegradable Biliary Stents Have Potentially a Beneficial Effect over Covered Metal Stents on Protein Expression Associated with Tissue Healing in Benign Biliary Strictures Antti Siiki, Dept. of Gastroenterology and Alimentary Tract Surgery, Tampere University Hospital, Tampere Finland
Tu1782	Factors Affecting Hospital Cost after Liver Transplantation: Implications of Broader Sharing Audrey Ertel, General Surgery, University of Cincinnati, Cincinnati, OH
Tu1783	Synergistic Effects of Radioembolization and Ipilimumab in Metastatic Melanoma to the Liver Yun Shin Chun, Virginia Piper Cancer Institute, Minneapolis, MN
Tu1784	Sealing of the Hepatic Resection Area Using Hemostat Device Does Not Result in Further Improved Results of Adequate Surgery but in Induction of a Detectable Reactive Inflammatory Response onto Foreign Material Indicated by an Enlarged Drainage Volume and Leucocytosis Meyer Frank, Dept. of General, Abdominal & Vascular Surgery, University Hospital, Magdeburg Germany
Tu1785	Trends in Acute Cholecystitis with and without Choledocholithiasis Roman Grinberg, Staten Island University Hospital, Staten Island, NY
Clinical: Other
Tu1815a	Cancer Surgery Readmission among Vulnerable Populations: Insights Into the Medicare Hospital Readmission Reduction Program Russell Charles Langan, Surgical Oncology,, Georgetown University Hospital, MedStar-Georgetown Surgical Outcomes Research Center, Washington, DC
Clinical: Pancreas
Tu1786	The Safety of Stapler versus Non-Stapler Closure of the Pancreatic Remnant after Distal Pancreatectomy: A Multicenter Randomized Controlled Trial Kazuaki Shimada, Hepatobiliary and pancreatic surgery, National Cancer Center Hospital, Tokyo Japan
Tu1787	Randomized Clinical Trial of Duct-to-Mucosa Pancreaticogastrostomy of Pancreatic Stump versus Hand-Sewn Closure after Distal Pancreatectomy Kenichiro Uemura, Surgery, Hiroshima University, Hiroshima Japan
Tu1788	Preoperative Nutritional Assessment in Patients Undergoing Whipple Pancreatoduodenectomy and Its Relationship to Early Outcome dhaivat K. vaishnav, surgical gastroenterology, Ex fellow at surgical gastroenterology, swasti gastroenterology center, lakesore hospital and research center, Ahmedabad, GUJARAT India
Tu1789	Pancreas Stump Closure Technique Affects Pancreatic Fistula Rate after Radical Distal Pancreatectomy Roderich E. Schwarz, IU Health Goshen Center for Cancer Care, Goshen, IN
Tu1790	Is Preoperative Biliary Drainage Harmful in Pancreatoduodenectomy? A Large Single Center Experience Klaus Sahora, Surgery, Surgery, Massachusetts General Hospital and Harvard Medical School, Medical University Vienna, Vienna Austria
Tu1791	Biliary Stenosis and Gastric Outlet Obstruction: Complications after Acute Pancreatitis Motokazu Sugimoto, M.D., Ph.D., Center for Pancreatic and Liver Disease, St. Luke's Health System, Boise, ID
Tu1792	Comparison of the Prognostic Impact of Perioperative CA 19-9, Span-I and Dupan II Levels in Patients with Resectable Pancreatic Carcinoma Naru Kondo, Surgery, Hiroshima Univ, Hiroshima, Hiroshima Japan
Tu1793	Prospective Study of Surgical Outcome and Differences on Histopathology in Patients with Alcoholic & Non Alcoholic Chronic Pancreatitis Rajesh Gupta, Surgical Gastroenterology Division, Postgraduate Institute of Medical Education and Research, Chandigarh India
Tu1794	Solid-Pseudopapillary Tumor of the Pancreas: A Population Based Study of 100 Patients Attila Dubecz, Surgery, Klinikum Nurnberg, Nuremberg Germany
Tu1795	A Multicenter Randomized Controlled Trial to Comparing Pancreatic Leaks with Enhanced Dissection vs. Enhanced Stapling after Distal Pancreatectomy Christopher R. Shubert, Mayo Clinic, Rochester, MN
Tu1796	Pancreatic Surgery in the Elderly: A Single Institution's Experience over Two Decades Bhaumik Brahmbhatt, Gastroenterology, Mayo Clinic, Jacksonville, FL
Tu1797	Validation of Immediate Peritoneal Washing Cytology Results in Pancreatic and Gastric Cancer Andrea Porpiglia, Surgical Oncology, Fox Chase Cancer Center, Philadelphia, PA
Tu1798	Pathologic Diagnosis Is an Independent Predictor of Complications in Pancreatectomy James John Mezhir, Surgery, Univ of Iowa, Iowa City, IA
Tu1799	The Elevated Pretreatment Mean Platelet Volume as a Predictor of Poor Overall Survival in Pancreatic Cancer Patients Basem Azab, Surgery, Staten Island University Hospital, Staten Island, NY
Tu1800	Pancreaticoduodenectomy in the Setting of Intestinal Malrotation Canaan Baer, Surgery, Virginia Mason Medical Center, Seattle, WA
Tu1801	What Is the Diagnostic Accuracy of Preoperative Assessement Prior to Pancreatoduodenectomy in the 21st Century? Daniel Joyce, Cleveland Clinic Foundation, Cleveland, OH
Tu1802	Impact of Prior Biliary Drainage with Plastic Stents on the Performance of Self-Expanding Metal Stents in Patients Receiving Neoadjuvant Therapy for Pancreatic Cancer Brian Ginnebaugh, Internal Medicine, Medical College of Wisconsin, Wauwatosa, WI
Tu1803	Pancreatectomy Surgical Site Infections: What Are the Risk Factors? Gareth Morris-Stiff, HPB Surgery, Cleveland Clinic Foundation, Cleveland, OH
Clinical: Small Bowel
Tu1804	Which Is the Better Procedure for the Closure of Diverting Loop Ileostomy after Ileal Pouch Anal Anastomosis for Ulcerative Colitis: Stapled or Hand-Sewn Anastomosis? Munenori Nagao, Department of surgery, Tohoku university, Sendai Japan
Tu1805	Predictive Value of Preoperative Serum C-Reactive Protein for Recurrence after Definitive Surgical Repair of Enterocutaneous Fistula Jose Luis Martinez, Gastrocirugía, UMAE Hospital Especialidades Centro Médico Nacional SXXI, Mexico DF Mexico
Tu1806	Actinomysis Is a Potential Cause of Perforated and Gangrenous Appendicitis Ravi Patel, Dept of Surgery, Texas Tech University Health Sciences, Odessa, TX
Tu1807	Outcomes in High Risk, Grade 3 Ventral Hernia Repairs Using Hybrid-VAC Closure: A Single Institution Analysis Kevin C. Soares, Johns Hopkins Hospital, Baltimore, MD
Clinical: Stomach
Tu1808	Anastomotic-Related Morbidity Predicts Long-Term Survival after Resection for Gastric and Esophageal Cancer Andreas Andreou, Department of General, Visceral and Transplant Surgery, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum, Berlin Germany
Tu1809	Laparoscopic Surgery for Median Arcuate Ligament Syndrome (MALS): Report of FIRST Hybrid Intraoperative Angiography Case and a Review of the Literature Gowri Kabbur, Surgery,, Akron General Medical Center, Northeast Ohio Medical University, Kent, OH
Tu1810	Longterm Effect on Co-Morbidities and Quality of Life in Obese Patients Undergoing Sleeve Gastrectomy Naveen Kumar Ch, GENERAL SURGERY, PGIMER, Chandigarh India
Tu1811	Glasgow Prognostic Score Is an Independent Prognostic Index for Perioperative and Overall Survival in Patients with Gastric Cancer and No Perioperative Treatment Dean Bogoevski, General, Visceral and Thoracic Surgery, University Clinic Hamburg-Eppendorf, Hamburg Germany
Tu1812	One-Year Outcomes following Endoscopic Gastrojejunal Revision Matthew Eric Gitelis, NorthShore University HealthSystem, Chicago, IL
Tu1813	Efficacy of a Required Preoperative Weight Loss Program for Patients Undergoing Bariatric Surgery Eliza A. Conaty, NorthShore University HealthSystem, Evanston, IL
Tu1814	Retrospective Analysis of Pyloroplasty Outcomes after Improvement with Botulinum Toxin Injection in Post-Fundoplication Gastroparesis Daniel Gilsdorf, Department of Surgery, University of Utah, Salt Lake City, UT
Translational: Colon-Rectal
Tu2051	The Use of Probiotics in Patients with Lower Gastrointestinal Surgical Condition and following Lower GI Surgery: A Narrative Review Charlotte Kvasnovsky, Department of Colorectal Surgery, Department of Surgery, King, University of Maryland Medical Center, London United Kingdom
Translational: Other
Tu2052	A Novel Smart-Phone Based Motion Analysis Platform for Real Time Measurement of Surgical Performance Vivian Emmely De Ruijter, General Surgery, Stanford University, Menlo Park, CA