49th Annual Meeting May 17–21, 2008 San Diego, California Program and Abstracts | Posters

SSAT POSTER SESSIONS

The SSAT Poster Sessions will be held in the Sails Pavilion of the San Diego Convention Center, from 8:00 AM – 5:00 PM. Authors will be at their posters to answer questions from 12:00 PM to 2:00 PM.

Posters of Distinction will be available for further viewing in the SSAT scientific session rooms on Tuesday and Wednesday, May 20 – 21, 2008.

TUESDAY, MAY 20, 2008
	Basic: Biliary
		Systemic Inflammatory Response After Natural Orifice Translumenal Surgery: Transvaginal Cholecystectomy in Porcine Model Daniel Tong, Univ of Hong Kong, Queen Mary Hosp, Hong Kong , China
	Basic: Colon-Rectal
		Curcumin Inhibits the Mammalian Target of Rapamycin Subunits Rictor and Raptor in Colon Cancer Cells Sara Johnson, UTMB, Galveston, TX
		Increased Expression of Pontin in Human Colorectal Cancer Tissue Johannes Lauscher, Charite, Berlin, Germany
		Human Acute Immune Response to Colon and Rectal Surgery: Comparison Between Open, Laparoscopic and Hand Assisted Resection Laurie Norcross, Colon and Rectal Clinic of Orlando, Orlando Regional Hospital System, Orlando, FL
		Src Kinase Inhibition May Inhibit Experimental Cancer Metastasis Njwen Anyangwe, Wayne State University School of Medicine and John D. Dingell VAMC, Detroit, MI
		CD8+ T Cell Infiltration and Cancer Recrurrence in Squamous Cell Cancer of the Anus Sonia Ramamoorthy, UCSD, San Diego, CA
	Basic: Esophageal
		Inhibition of YB-1 as a Novel Approach to Decrease the Expression of EGFR, HER-2 and IGF-1R in Esophageal Cancer Sabrina Thieltges, University Hospital Hamburg-Eppendorf, Hamburg, Germany
		Gene Polymorphisms of ERCC1 Predict Response to Neoadjuvant Radiochemotherapy in Esophageal Cancer Ralf Metzger, University of Cologne, Cologne, Germany
		Successful Evaluation of a New Animal Model Using Mice for Esophageal Adenocarcinoma Joerg Theisen, TU Munich, Munich, Germany
	Basic: Hepatic
		Postconditioning in Liver Ischemia-Reperfusion Injury Roberto Teixeira, University of Sao Paulo, Sao Paulo, Brazil
		Reversibility of Liver Fibrogenesis in Mice: STI571 Inhibit the Activation of Hepatic Stellate Cells Ming-Chin Yu, Chang Gung Memorial Hospital, Taoyuan, Taiwan
	Basic: Pancreas
		Calcineurine Inhibitors Accelerate Microvascular Thrombus Formation in Vivo Anja Pueschel, University of Rostock, Rostock, Germany
		OSU-03012, a Celecoxib Derivative, Has Increased Cytotoxicity and Does Not Stimulate Vascular Endothelial Growth Factor Production Regardless of Cyclooxygenase-2 Expression in Pancreatic Cancer Cell Lines Desmond Toomey, University of Dublin, Trinity College, Tallaght, Ireland
		Inhibition of VEGF and Not COX-2 Is Effective in a Model of Pancreatic Cancer Angiogenesis Desmond Toomey, University of Dublin, Trinity College, Tallaght, Ireland
		Anti-Lewis Y Antibody as a Novel Target for Pancreatic Adenocarcinoma Vivian Strong, Memorial Sloan-Kettering Cancer Center, New York, NY
		Differentiation, Origin and Mesothelial Adhesive Potential Affect Growth and Metastasis of Ductal Adenocarcinoma of the Pancreas Soeren Torge Mees, University Hospital Muenster, Muenster, Germany
		Pancreatic RegI and PAP2 Proteins Have Different Potencies on Macrophage TNF Expression Ehab Hassanain, SUNY Downstate, Brooklyn NY, NY
	Basic: Small Bowel
		Cold Ischemia of the Small Bowel Could Be Prolonged by Intestinal Lipid Absorption Before Gut Procurement Judith Junginger, University of Tuebingen, Tuebingen, Germany
		Diurnal Rhythmicity in the p53-Mediated Apoptotic Pathway in Rodent Small Intestine Anita Balakrishnan, Brigham and Women's Hospital and Harvard Medical School, Boston, MA
	Basic: Stomach
		Pre-Op Antibiotic Gastric Lavage Reduces Post-Operative Peritoneal Infection in a Murine Natural Orifice Surgery Model John Cullen, University of California, San Diego, San Diego, CA
	Clinical: Biliary
		Comparison Hilar Bile Duct Cancer with Intrahepatic Cholangiocarcinoma Involving the Hepatic Hilus Tsuyoshi Sano, Aichi Cancer Center Hospital, National Cancer Center Hospital, Nagoya, Japan
		Progress in Laparoscopic Surgery for Adult Choledochal Cysts-Kyushu University Experience Masafumi Nakamura, Kyushu university, Fukuoka city, Japan
		Outcomes of Endoscopic and Surgical Management of Sphincter of Oddi Dyskinesia in Patients Not Responding to Cholecystectomy for Chronic Acalculous Cholecystitis James Johnson, St Vincent Hosp & Hlth Care Ctr, Indianapolis, IN
		The Significance of CD44 Expression in Ampullary Cancer Hui-Ping Hsu, National Cheng Kung Univ Hosp, Tainan, Taiwan
		Asymptomatic Cholelithiasis Occurrence in Patients of Kidney Transplantation List José Jukemura, Faculdade de Medicina da Universidade de São Paulo, São Paulo, São Paulo, Brazil
		Significance of Tissue Expression of MUC5AC in Hilar and Intrahepatic Cholangiocarcinoma Andrea Ruzzenente, University of Verona Medical School, Verona, Italy
		Preoperative Assessment of Intrahepatic Cholangiocarcinoma: CT Features with Pathological Correlation Riccardo Manfredi, University of Verona Medical School, Verona, Italy
	Clinical: Colon-Rectal
		Anastomotic Leaks After Bowel Resection: What Do We Learn from Peer Review? Neil Hyman, University of Vermont College of Medicine, Burlington, VT
		Preoperative Assessment of Nutritional Status in the Patients with Ulcerative Colitis: Evaluation of Nutritional Markers Which Predict Septic Complications Ken-ichi Takahashi, Tohoku Rosai Hospital, Sendai, Japan
		Cytokine Network in Rectal Mucosa in Perianal Crohn’s Disease: Relations with Inflammatory Parameters and Need for Surgery Imerio Angriman, Clinica Chirurgica 1^, University of Padova, Padova, Italy
		Abdominal Surgery Impact Scale (ASIS) Is Responsive in Assessing Outcome Following IPAA Indraneel Datta, Dr. Zane Cohen Digestive Diseases Clinical Research Center, Calgary, AB, Canada
		Morbidity and Mortality Associated with Emergency Abdominal Surgery in the Elderly Jill Zalieckas, Lahey Clinic Medical Center, Burlington, MA
		Is There a Critical Number of Recovered Nodes in ypT3-4 Rectal Cancer After Neoadjuvant CRT in Order to Provide Proper Final Disease Staging? Igor Proscurshim, University of São Paulo School of Medicine, Sao Paulo, Brazil
		Is Initial Pre-Treatment Staging for Distal Rectal Cancer Undergoing Neoadjuvant CRT Useful? Rodrigo Perez, University of São Paulo School of Medicine, São Paulo, SP, Brazil
		Are There Any “High Risk” Features in Stage II Rectal Cancer After Neoadjuvant CRT and Radical Surgery? Rodrigo Perez, University of São Paulo School of Medicine, São Paulo, SP, Brazil
		Does Laparoscopic Approach Affect the Number of Lymph Nodes Harvest in Colorectal Cancer? Galal El-Gazzaz, Cleveland Clinic, Cleveland, OH
		Contemporary Surgical Management for Ileosigmoid Fistulas in Crohn's Disease Genevieve Melton, Cleveland Clinic Foundation, Cleveland, OH
		Postoperative Bowel Function After Lumber Colonic Nerve Preserving Low Anterior Resection for Rectal Cancer Yoshitaka Tanabe, Kitakyushu Municipal Medical Center, Graduate School of Medical Sciences, Kyushu University, Kitakyushu, Japan
		Prospective Study on the Management of Acute Diverticulitis Pierpaolo Sileri, University of Rome Tor Vergata, Rome, Italy
		Incidence of Adhesional Small Bowel Obstruction (SBO) After Colorectal Surgery Pierpaolo Sileri, University of Rome Tor Vergata, Rome, Italy
		Laparoscopic Appendectomy for Complicated Appendicitis Pierpaolo Sileri, University of Rome Tor Vergata, Rome, Italy
		Small Intestinal Bacterial Overgrowth Is Common in Patients with Lower Gastrointestinal Symptoms and a History of Previous Abdominal Surgery Grant Sarkisyan, University of Southern California, Los Angeles, CA
		Risk of Leak After Laparoscopic Versus Open Bowel Anastomosis Galal El-Gazzaz, Cleveland Clinic, Cleveland, OH
		The Usage of Botulinum Toxin in the Treatment of Chronic Anal Fissures Alex Ky, Mt Sinai Hospital, New York, NY
	Clinical: Esophageal
		Esophageal Adenocarcinoma Associated with Barrett’s Esophagus: Survival Benefit? Valerie Williams, University of Rochester Medical Center, Rochester, NY
		Changing Prognosis of Spontaneous Esophageal Perforation (Boerhaave Syndrome): A Personal Experience of 64 Cases in a Single Center Jarmo Salo, Helsinki University Central Hospital, Helsinki, Finland
		The Value of Endoscopic Ultrasound to Distinguish the Number of Lymph Node Metastases in Patients with Esophageal Adenocarcinoma Jessica Leers, Keck School of Medicine, University of Southern California, Los Angeles, CA
		Significant Pressure Differences Between Solid-State and Water Perfused Systems in Lower Esophageal Sphincter Measurement Heinz Wykypiel, Medical University Innsbruck, Innsbruck, Austria
		Understanding Laryngopharyngeal Reflux (LPR): The Prevalence of Anatomic Esophagogastric Junction Degradation in LPR Patients Kyle Perry, Oregon Health & Science University, Portland, OR
		The Effect of Body Position on Hiatal Anatomy in Patients with GERD Kyle Perry, Oregon Health & Science University, Portland, OR
		Better Reflux Control with a Nissen Fundoplication: 10-Year Results After Laparoscopic Antireflux Surgery Martin Fein, University of Wuerzburg, Wuerzburg, Germany
		Association of Pregnane X Receptor (PXR) with Esophageal Disease in an Irish Population Mahwash Babar, St. James's Hospital, Dublin, Trinity College, Dublin, Dublin, Ireland
		The Influence of FDG-PET on the Decision to Operate for Esophageal Carcinoma Jason Smith, Loyola University Medical Center, Maywood, IL
		Surgical Outcomes Following Laparoscopic Re-Do Heller Myotomy in the Treatment of Achalasia Matthew Schuchert, University of Pittsburgh Medical Center, Pittsburgh, PA
	Clinical: Hepatic
		Validation of the E-PASS Scoring System for Prediction of Mortality and Morbidity in Hepatic Resections Vanessa Banz, University Hospital Bern, Bern, Switzerland
		Prolonged Survival in Selected Patients Following Metastasectomy from Hepatocellular Carcinoma Chen Fang Lee, Chang-Gung Memorial Hospital, Taoyuan, Taiwan
		Prognostic Factors After Liver Resection for Colorectal Metastases: Multivariate Analysis and Comparison with the FONG-Score Ulrich Adam, University of Freiburg, Freiburg, Germany
		Ultrasound Guided Liver Resection: Does This Approach Limit the Need for Portal Vein Embolization? Guido Torzilli, University of Milan, Istituto Clinico Humanitas - IRCCS, University of Milan, Istituto Clinico Humanitas - IRCCS, Rozzano - Milano, Italy
		Surgical Management of Leiomyosarcoma of the Inferior Vena Cava in Eight Patients T Clark Gamblin, University of Pittsburgh Medical Center, Liver Cancer Center, Pittsburgh, PA
	Clinical: Pancreas
		EUS-Guided Drainage of Peripancreatic Fluid Collections Following Distal Pancreatectomy Shyam Varadarajulu, University of Alabama at Birmingham, Birmingham, AL
		Management of Intraductal Papillary-Mucinous Neoplasms of the Pancreas (IPMN): A 10-Years Experience in Two Pancreatic Centers in Germany Robert Grützmann, University Hospital Dresden, Dresden, Germany
		Indication for Special Therapies in Acute Pancreatitis: Optimum Severity Score for Continuous Regional Arterial Infusion and Enteral Nutrition Takashi Ueda, Kinki University School of Medicine, Osaka-sayama, Japan
		Usefulness of 13C-Labeled Mixed Triglyceride Breath Test for Evaluating Exocrine Pancreatic Function After Pancreatic Surgery Hiroyuki Nakamura, Hiroshima University, Hiroshima, Japan
		Surgical Resection of Renal Cell Carcinoma Metastatic to the Pancreas Joshua Barton, Mayo Clinic, Rochester, MN
		Pancreatic Acinar Cell Carcinoma: A Multi-Institutional Study Jesus Matos, Indiana University School of Medicine, Indianapolis, IN
		Pancreatic Exocrine Function in Patients Undergoing Distal Pancreatectomy as Assessed by Human Stool Elastase-1 James Speicher, Virginia Mason Medical Center, Seattle, WA
		Risk Factors for Pancreatic Leak Following Distal Pancreatectomy Hari Nathan, Johns Hopkins University, Baltimore, MD
		Analysis of Organ Failure, Mortality and Pancreatic Necrosis in Patients with Severe Acute Pancreatitis Tercio De Campos, Santa Casa School of Medical Sciences, University of Sao Paulo, Sao Paulo, SP, Brazil
		Quality of Life in Long-Term Survivors After Pancreaticoduodenectomy Stefano Crippa, Università di Verona, Verona , Italy
		Intraoperative Assessment of Margin Status at the Time of Pancreaticoduodenectomy Ensures R0 Resection in Patients with Pancreatic Cancer Robert Yates, Ohio State University, Columbus, OH
		Surgical Drainage of Symptomatic Peripancreatic Fluid Collections in the Era of Endoscopic Management Luis Benavente-Chenhalls, Mayo Clinic, Rochester, MN
		Estimation of Physiologic Ability and Surgical Stress (E-PASS) as a Predictor of Immediate Outcome After Pancreatic Surgery: The Score Needs to Be Adapted! Beat Gloor, Inselspital, University Bern, Bern, Switzerland
		Is Adjuvant Therapy Indicated After Pancreatectomy for Adenocarcinoma? Jonathan Hernandez, University of South Florida and Tampa General Hospital, Tampa, FL
	Clinical: Small Bowel
		Can Plain Abdominal X-Ray Predict the Need for Operation in Patients with Adhesive Small Bowel Obstruction? Nathan Novotny, Indiana University, Indianapolis, IN
		A Proposed Algorithm for Ventral Hernia Repair Optimizes Patient Outcome Judy Jin, University Hospitals Case Medical Center, Cleveland, OH
		Laparoscopic Roux-en-Y Gastric Bypass in 400 Consecutive Patients Without Internal Hernia Richard Flint, Brigham & Women's Hospital, Boston, MA
	Clinical: Stomach
		Surgical Therapy for Adenocarcinoma of the True Gastric Cardia Marcus Feith, Technische Universitaet Muenchen, Munich, Germany
		Surgical Technique Affects the Incidence of Marginal Ulceration After Roux-en-Y Gastric Bypass Yong-Kwon Lee, University Nebraska Medical Center, Omaha, NE
		Results of Uncut Roux-En Y Reconstruction After Distal Gastrectomy for Gastric Cancer Chikashi Shibata, Tohoku University School of Medicine, Sendai, Japan
		Changes in Inflammatory Biomarkers Across Weight Classes in a Representative US Population: A Link Between Obesity and Inflammation Xuan-Mai Nguyen, Univ of CA, Irvine Medical Center, Ithaca, NY
		Order of Placement Does Not Change Complication Rates for Patients with Concomitant Ventriculoperitoneal Shunt and Percutaneous Endoscopic Gastrostomy Nora Meenaghan, University of Maryland, Baltimore, MD
		The Influence of Anastomotic Line Tumor Invasion and Mesenterial Lymph Node Metastases in Survival of Patients with Gastric Stump Cancer Claudio Bresciani, University of São Paulo School of Medicine, São Paulo, Brazil
		Duodenal Bypass in Lean Individuals Do Not Decrease Glucose Levels Ana Tineli, Federal University of Sao Paulo, Sao Paulo, Brazil
		Use of Polypropylene Mesh for Laparoscopic Adjustable Gastric Banding (LAGB) Allows for Minimum Post-Op Pain with No Narcotic Usage and Less Pain for Adjustments Leonierose Dacuycuy, Boston University, SkyLex Advanced Surgical Inc., Los Angeles, CA
	Combined Science
		Assessment of “Gene-Environment” Interaction in Cases of Familial and Sporadic Pancreatic Cancer Theresa Yeo, Thomas Jefferson University, Philadelphia, RI
		Natural Orifice Translumenal Endoscopic Surgery for Roux-en-Y Gastric Bypass: An Experimental Surgical Study in a Human Cadaver Model Monika Hagen, University Hospital Geneva, Geneva, Switzerland
		A Novel System for Classifying Paraesophageal Hernias Tommy Lee, University of Maryland, Baltimore, MD