2013 Annual Meeting Posters: Tuesday, May 22, 2012

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	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