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2013 Annual Meeting Posters: Tuesday, May 22, 2012

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The SSAT Poster Sessions will be held in West Hall A of the Orange County Convention Center, from 8:00 AM - 5:00 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 complimentary but limited registration)
Sunday, May 19, 2013, 11:00 - 11:45 AM: Esophageal and Stomach
Monday, May 20, 2013, 11:00 - 11:45 AM: HPB
Tuesday, May 21, 2013, 11:00 - 11:45 AM: Small Bowel and Colon-Rectal
indicates a Poster of Distinction.
Tuesday, May 21, 2013

Basic: Colon-Rectal
Tu1755 Microarray Analysis of T-Lymphocyte Gene Expression After Colorectal Resection
M. C. Shantha Kumara H, Surgery, St Luke Roosevelt Hospital, New york, NY

Basic: Esophageal
Tu1756 The Inflammatory Microenvironment in Duodeno-Esophageal Reflux Induced Esophageal Carcinogenesis in a Sequential Rat Model
Tomoharu Miyashita, Department of Gastroenterologic Surgery, Department of Surgery, Kanazawa University Hospital, Johns Hopkins Bayview Medical Center, Kanazawa Japan
Tu1757 Positional Changes in the Gastroesophageal Valve May Explain Why Upright Reflux Occurs Earlier Than Bipositional Reflux
Ben M. Hunt, Thoracic Surgery, Swedish Medical Center and Cancer Institute, Seattle, WA

Basic: Hepatic
Tu1758 Sirt1/PGC1a/Nrf2 Pathways Mediate Improvements in Oxidative Stress in Rat Liver After RYGB
James Zongyu Lee, College of Medicine, University of South Florida, Tampa, FL

Basic: Pancreas
Tu1759 A CD166 Negative Subpopulation of Pancreatic Cancer Cells Has Strong Invasive and Migratory Activity
Kenji Fujiwara, Departments of Surgery and Oncology, Graduate School of Medical Sciences, Kyushu University, Fukuoka Japan
Tu1760 Podoplanin Expressing Fibroblasts Enhance the Tumor Progression of Invasive Ductal Carcinoma of Pancreas, and Podoplanin Expression Was Affected by Cultured Condition
Koji Shindo, Anatomic Pathology, Graduate School of Medical Sciences, Kyushu University, Fukuoka Japan

Clinical: Biliary
Tu1507 Online Transparency, Validation and Implementation of Research Findings: Cornerstones in Building a Quality Registry. Report from the Swedish Registry of Gallstone Surgery and ERCP
Lars Enochsson, Department of Surgical Gastroenterology, Division of surgery, CLINTEC, Karolinska Institutet , Stockholm Sweden
Tu1508 Creation and Evaluation of a Novel Device for Rapid and Safe Removal of the Gallbladder Through Laparoscopic Port Sites
Joshua Marshall Judge, Surgery, University of Virginia, Charlottesville, VA
Tu1509 Gallstone Ileus: Impact of Cholecystectomy During the Initial Hospital Visit
Greg Burgoyne, Department of Surgery, MedStar Union Memorial Hospital, Baltimore, MD
Tu1510 Clear Anterior and Posterior View of Calot’s Triangle, Display of Critical View of Safety and Demonstration of Cystic Duct-Gallbladder Junction Are Necessary to Prevent Intraoperative Cystic Duct Misidentification During Laparoscopic Cholecystectomy
Chris Brown, General/Upper GI Surgery, Gwent Institute for Minimal Access Surgery, Newport United Kingdom
Tu1511 Does Initial Laparoscopic Cholecystectomy Influence the Outcomes of Definitive Oncologic Resection for Gallbladder Cancer?
Rana M. Ballo, General Surgery, Rush University Medical Center, Chicago, IL
Tu1513 Short Term Outcome Results Support Safety and Effectiveness of a Single Stage Laparoscopic Common Bile Duct Clearance and Cholecystectomy for Concomitant Chole- and Choledocholithiasis
Rahulpreet Singh, Upper GI Surgery, Royal Gwent Hospital, Newport United Kingdom
Tu1514 Trends in the Management of Acute Cholecystitis: Prevalence of Percutaneous Cholecystostomy and Delayed Cholecystectomy in an Elderly Population
John David Cull, Surgery, Rush University Medical Center, Chicago, IL
Tu1515 PROMIS for Laparoscopy
Juliane Bingener, Division of General Surgery, Mayo Clinic - Rochester, Rochester, MN

Clinical: Colon-Rectal
Tu1516 Pre-Diagnosis Aspirin and Statin Use Up-Regulates the Local Inflammatory Response in Colorectal Cancer: Implications for Neoadjuvant Treatment
James H. Park, Academic Department of Surgery, University of Glasgow, Glasgow United Kingdom
Tu1517 Increasing the Number of Lymph Nodes Examined After Colectomy Does Not Improve Colon Cancer Staging
Cristina N. Budde, SURGERY, OHSU, Portland, OR
Tu1518 Smoking Adversely Affects Colon Cancer Survival and Relapse Rates
Kellie Leanne Mathis, Surgery, Mayo Clinic, Rochester, MN
Tu1519 High Definition Colonoscopy Increases Adenoma Detection Rate
Nezar Jrebi, Ferguson Clinic, Grand Rapids, MI
Tu1520 Pneumoperitoneum Following Abdominal Surgery: Can We Distinguish Benign Vs. Problematic?
I. Michael Leitman, Surgery, Albert Einsteil College of Medicine-Beth Israel Medical Center, New York, NY
Tu1521 Pretreatment Elevated Peripheral Blood Monocyte Count Is a Negative Predictor of 4-Year Cancer-Related Mortality in Colorectal Cancer Patients
Basem Azab, Surgery, Staten Island University Hospital, Staten Island, NY
Tu1522 Antibiotics Alone as Initial Treatment of Sigmoid Diverticulitis Complicated by Peridiverticular Abscess Instead of Percutaneous Drainage
Faisel Elagili, Colorectal surgery, Cleveland clinic, Cleveland, OH
Tu1523 Transanal Rectal Tumor Excision Using the SILS Device
Francesca Da Pozzo, General Surgery, Trieste University, Trieste Italy
Tu1524 Oversewing Staple-Lines in Primary Ileocolic Resections for Crohn's Disease May Reduce Anastomotic Complication Rates
Maria Widmar, Department of Surgery, Mount Sinai School of Medicine, New York, NY
Tu1525 Long-Term Outcomes of Stenting as a Bridge to Surgery for Acute Left-Sided Malignant Colonic Obstruction
Fayez A. Quereshy, Department of Surgical Oncology, Department of Surgery, University Health Network, University of Toronto, Queen Mary Hospital, University of Hong Kong, Toronto, ON Canada
Tu1526 Pneumatosis Cystoides Coli: A Case Report and Review of the Literature
Ambar Matta, Surgery, TriHealth, Covington, KY
Tu1527 Colonic Stents as Bridge to Elective Surgery Versus Emergency Surgery for Left Sided Malignant Colonic Obstruction: A Meta-Analysis of Randomized Controlled Trials
Naga Swetha Samji, Internal Medicine, Marshfield clinic, Marshfield, WI
Tu1528 Construction of Permanent Ileostomy After Restorative Proctocolectomy for Ulcerative Colitis
Munenori Nagao, GI surgery, Tohoku university, Sendai, Miyagi Japan
Tu1529 Stapled Loop Ileostomy Closure: Does Stapler Length Matter?
Rahul Narang, Colorectal Surgery, Cleveland Clinic Florida, Weston , FL
Tu1531 Anoscopic Surveillance to Prevent Malignant Progression of Anal Intraepithelial Neoplasia in HIV Patients: Is a Simple Approach Effective?
Harkanwar S. Gill, Division of Colorectal Surgery, Drexel University College of Medicine, Phialdelphia, PA
Tu1532 Emergency Department Presentation, Admission and Surgical Intervention for Colonic Diverticulitis
Eric B. Schneider, Surgery, Johns Hopkins University School of Medicine, Baltimore, MD
Tu1533 Potential Factors Associated with the De Novo Development of Crohn’s Disease of the Small Intestine in Ulcerative Colitis Patients Undergoing Ileoanal Pouch
Peng Du, Colorectal surgery, Cleveland Clinic, Cleveland, OH
Tu1534 Morbidity and Outcomes of Colorectal Surgery in the Underweight Population: Results from the American College of Surgeons National Surgical Quality Improvement Program (ACSNSQIP) Database
Rebecca Rhee, Surgery, St Luke's Roosevelt Hospital, New York, NY

Clinical: Esophageal
Tu1535 Endoscopic Ultrasound Staging of Stenotic Esophageal Cancers May Be Unnecessary to Determine the Need for Neoadjuvant Therapy
Stephanie Gilbert Worrell, Keck School of Medicine of Univeristy of Southern California, Los Angeles, CA
Tu1536 Jackhammer Esophagus in High Resolution Manometry: Clinical Features and Surgical Implications
Michal Jan Lada, University of Rochester Medical Center, Rochester, NY
Tu1537 Is Gastric Decompression Necessary for Patient Receiving Esophagectomy and Gastric Transposition?
Yang Hu, Department of Thoracic Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan China
Tu1538 Toward Improved Staging of Esophageal Adenocarcinoma in the Era of Neoadjuvant Chemotherapy: Lymph Node Harvest and Lymph Node Positivity Ratio Provide Better Survival Models
Dylan Rhichard Nieman, Department of Surgery, University of Rochester, Rochester, NY
Tu1539 What Is the Optimal Time to Measure Lower Esophageal Sphincter Parameters in High Resolution Impedance Manometry?
Michelle Szu-Min Han, Surgery, University of Rochester Medical Center, Rochester, NY
Tu1540 Prognostic Factors After Esophagectomy for Squamous Cell Carcinoma of the Esophagus: Does Tumor Location Matter?
Tsz Ting Law, Surgery, University of Hong Kong, Hong Kong Hong Kong
Tu1542 Long Follow-Up in Patients with Barrett’s Esophagus Submitted to Fundoplication: What Is the Importance of the Endoscopic Surveillance?
Sergio Szachnowicz, Department of Gastroenterology, Esophageal Surgical Division - University of Sao Paulo Medical School - Brazil, São Paulo Brazil
Tu1544 Aortoesophageal Fistula After Thoracic Endovascular Aortic Repair
Arzu Oezcelik, Surgery, University of Essen, Essen Germany
Tu1545 An Analysis of Predictive Factors and Clinical Outcomes of Pleural Tears During Laparoscopic Esophageal Surgery
Ezra N. Teitelbaum, Northwestern University, Chicago, IL
Tu1546 Sarcopenia: Significant Independent Risk Factor for Poor Survival Following Esophageal Resection
Aaron Saul Rickles, Department of Surgery, Surgical Health Outcomes & Research Enterprise, University of Rochester, Rochester, NY
Tu1547 Esophageal and Gastroesophageal Adenocarcinoma in Young Patients: A Call for a Continued Aggressive Approach to Both Diagnosis and Treatment
Katherine E. Campbell, Surgery-General Surgery, University of Kentucky, Lexington, KY
Tu1548 Ligation of Ileocolic Artery Improves the Vascularity of Future Ileocolonic Conduit for Corrosive Injury Esophagus
Pradeep Rebala, Surgical Gastroenterology, Asian Institute of Gastroenterology, Hyderabad India
Tu1549 Combined Surgical/Endoscopic (Hybrid) Management of Acute Esophageal Perforation: A New Technique of Intra-Operative Stabilization of Endoscopically Placed Stents
Artur M. Bodnar, Department of Thoracic Surgery, Virginia Mason Medical Center, Seattle, WA
Tu1550 Safety and Efficacy of Outpatient Percutaneous Endoscopic Gastrostomy for Patients with Head and Neck Cancer
Julia Michelle Boll, General Surgery, Rush University Medical Center, Chicago, IL

Clinical: Hepatic
Tu1555 Results of 100 Consecutive Repeat Hepatectomies for Recurrent Colorectal Liver Metastases
Hannes Philipp Neeff, Department of Surgery, University of Freiburg, Freiburg Germany
Tu1556 Weight-Loss Interventions for Morbidly Obese Patients with Compensated Cirrhosis: A Markov Decision Analysis Model
Bianca Bromberger, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA
Tu1557 Detecting Performance Variance in Complex Surgical Procedures: Analysis of a Step-Wise Technique for Laparoscopic Right Hepatectomy
Juan Toro, Surgery, Emory University, Atlanta, GA

Clinical: Pancreas
Tu1560 Cystic Lesions of the Pancreas: Resection Versus Surveillance
Halle Beitollahi, General Surgery, Geisinger Medical Center, Danville , PA
Tu1561 Pancreatic Insufficiency Following Pancreatic Resection
Travis P. Webb, Surgical oncology, Geisinger Medical Center, Danville, PA
Tu1562 Preoperative Normogram to Predict Discharge Disposition Following Pancreatic Resection for Malignancy
Bhavin C. Shah, Surgery, University of Nebraska Medical Center, Omaha, NE
Tu1563 Pancreatico-Duodenectomy with High Quality Results in a Medium Volume Centre: What Are the Australian Definitions of Low Volume?
Jonathan Stephen Gani, Surgery, John Hunter Hospital, New Lambton Heights, NSW Australia
Tu1564 Predictors of Lymph Node Metastases and Impact on Survival in Resected Pancreatic Neuroendocrine Tumors: A Single Center Experience
Joyce Wong, Surgery, Moffitt Cancer Center, Tampa, FL
Tu1565 Morbidity and Mortality Associated with Elective Splenectomy for Hematologic Disorders
Naina Bagrodia, Surgery, Univ of Iowa, Iowa City, IA
Tu1567 Perioperative Outcome After Pancreatic Head Resections: Consecutive Single Surgeon Series in a Specialized University Hospital and in a Community Hospital
Ulrich Adam, Dept. of Surgery, Humboldt-Klinikum, Berlin Germany
Tu1568 Ethical Conflicts in the Surgical Treatment of Gastrointestinal Malignancies
Alberto Raúl Ferreres, Department of Surgery, University of Buenos Aires, Buenos Aires Argentina
Tu1569 Impact of Margin Clearance on Survival After Pancreaticoduodenectomy for Pancreatic Ductal Adenocarcinoma: What Is a “True” Negative Margin?
Yasushi Hashimoto, Department of Surgery, Applied Life Sciences Institute of Biomedical & Health Sciences, Hiroshima University, Hiroshima Japan
Tu1570 Surgical Management of Pancreatic Neuroendocrine Tumors: A Single Institution Experience
Jeff Kim, Surgery, University of California-Irvine, Irvine, CA
Tu1571 Role of Additional Loco-Regional Therapy for Long-Term Chemo-Responder by Gemcitabine with S1 for Advanced Pancreatic Cancer: A Pilot Study
Keita Wada, Surgery, Teikyo university, Tokyo Japan
Tu1573 A Comparative Analysis of Plastic Versus Metal Endoscopic Biliary Stents in Borderline Resectable Pancreatic Cancer Patients Undergoing Extended Neoadjuvant Chemotherapy.
Rachel Elizabeth Heneghan, Surgery, Virginia Mason Medical Center, Seattle, WA
Tu1574 Plasma Cancer Antigen 19-9 (CA19-9) Levels Differentiate Patients with Intraductal Papillary Mucinous Neoplasm (IPMN) Carcinomas from Those with IPMN Alone
Daniel Joyce, Cleveland Clinic Foundation, Cleveland , OH
Tu1575 Pancreatic Stump Leak After Distal Pancreatectomy: Predictors and Outcomes
Ashwin S. Kamath, General Surgery, Mayo Clinic, Rochester MN, Rochester, MN
Tu1576 Surgical APGAR Score Does Not Predict Morbidity and Mortality for Patients Undergoing Pancreaticoduodenectomy for Pancreatic Adenocarcinoma
Paul Toomey, General Surgery, Florida Hospital Tampa, Tampa, FL
Tu1577 Rectus Abdominis Atrophy After Ventral Abdominal Incisions: Midline Versus Chevron
Yalini Vigneswaran, Surgery, NorthShore University HealthSystem, Evanston, IL
Tu1578 The Incidence of Pancreatic Fistula Following Distal Pancreatectomy for Cancer Rises with Increased Manipulation of the Pancreatic Remnant
Alan Adolph Thomay, Surgical Oncology, Fox Chase Cancer Center, Philadelphia, PA

Clinical: Small Bowel
Tu1579 Nursing Homes: No Place for Bowel Obstructions with Hernias
Barbara Davis, Surgery, St. Elizabeth Medical Center, Tufts University School of Medicine, Boston, MA
Tu1580 Early Post-Operative Small Bowel Obstruction: Open Vs Laparoscopic
Naeem Goussous, Mayo Clinic, Rochester, MN
Tu1581 Laparoscopic Versus Open Surgical Management of Small Bowel Obstruction: An Analysis of Short-Term Outcomes
Fady Saleh, General Surgery, University Health Network, Toronto, ON Canada
Tu1582 Laparoscopic Hand Assited Small Bowel Resection for Carcinoid Tumor: Are Outcomes Equivalent to the Open Technique?
Tarek Waked, Mayo Clinic, Rochester, MN
Tu1583 Mortality Associated with Postoperative Bleeding in Patients Undergoing Roux-en-Y Gastric Bypass: A Nationwide Analysis over a Decade
Marwan Abougergi, Division of Gastroenterology, Brigham & Women's Hospital, Boston, MA
Tu1584 Minimally Invasive Approach to Small Bowel Resection: An Opportunity for Improved Patient Outcomes and Mortality Based Upon the ACS-NSQIP Database
Andrew Michael Popoff, General Surgery, Rush University Medical Center, Chicago, IL
Tu1585 Laparoscopic Vs. Open Recurrent Inguinal Hernia Repair: A NSQIP Analysis
John Afthinos, Staten Island University Hospital, Bayside, NY

Clinical: Stomach
Tu1586 Adjunctive Ketamine Therapy May Help Reduce Length of Stay in Selected Patients Undergoing Foregut Surgery
Shuja Yousuf, Digestive Diseases, University of Mississippi Medical Center, Jackson, MS
Tu1588 Vitamin D Deficiency Is a Risk Factor for Persistent Type 2 Diabetes After Roux-en-Y Gastric Bypass
Andrew A. Taitano, General Surgery, Albany Medical Center, Albany, NY
Tu1589 Endoscopic Management Options for Strictured Vertical Banded Gastroplasty
Nathan E. Conway, Providence Cancer Center, Portland, OR
Tu1590 Is There Optimal Surgery Time After Endoscopic Resection in Early Gastric Cancer?
Da Hyun Jung, Department of Internal Medicine, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul Korea, Republic of
Tu1591 Duodenal Switch Provides Superior Intermediate-Term Weight Loss Compared to Gastric Bypass in the Super-Obese (BMI > 50 kg/m2)
Marc Andrew Ward, Surgery, University of Chicago Medicine, Chicago, IL
Tu1592 Hand Grip Strength, Depression, Anxiety, and Stress in a Bariatric Surgery Population
John M. Morton, Surgery, Stanford University, Stanford, CA

Translational Science: Colon-Rectal
Tu2131 The Clinical Utility of the Local Inflammatory Response in Colorectal Cancer
Colin H. Richards, Department of Surgery, Glasgow University, Inverness, Inverness-shire United Kingdom

Translational Science: Other
Tu2132 Can Serum Lactate Predict the Outcome of Patients Who Underwent Emergent Exploratory Laparotomy for Acute Abdomen?
Kaori Ito, Surgery, Michigan State University, Lansing, MI
Tu2133 Anatomic Landmarks as a Reliable and Reproducible Guide for the Laparoscopic Sleeve Gastrectomy
Peter Nau, MGH, Boston, MA

Translational Science: Stomach
Tu2134 Mesothelin Expression and Its Clinicopathological and Prognostic Significance in Gastric and Gastro-Esophageal Junction Cancer
Hugo Santos-Sousa, Department of Surgery, Department of Surgery, Centro Hospitalar de Sao Joao, University of Porto Medical School, Porto Portugal

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