50th Annual Meeting May 30 – June 3, 2009 Chicago, Illinois Program and Abstracts | Posters

SSAT POSTER SESSIONS

The SSAT Poster Sessions will be held in the South Hall of McCormick Place, from 8:00 AM – 5:00 PM. Authors will be at their posters to answer questions from 12:00 PM to 2:00 PM.

Designated presenting authors listed. View a complete author string with abstract by clicking on the poster title.

indicates a Poster of Distinction

	TUESDAY, JUNE 2, 2009
	Basic: Colon-Rectal
	Effective Combination of mTOR-Inhibitor Rapamycin with 5-FU / Oxaliplatin in Advanced Colorectal Cancer Monitored by TIMP-1 (Tissue Inhibitor of Metalloproteinases 1) Stephan Vorburger, Inselspital, University of Berne, Bern Switzerland
	Genomic Instability in Cultured Human Colon Epithelial Cells Following Exposure to Environmental Stress Kewal Maudar, Bhopal Memorial Hospital & Research Centre, Pune, Maharashtra India
	Tumor Associated Macrophage (TAM) Infiltration and Anal Cancer Stage Sonia Ramamoorthy, UC San Diego Medical Center, San Diego, CA
	Basic: Esophageal
	Dihydropyrimidine Dehydrogenase and Thymidylate Synthase Gene Expressions in Blood as Predictive Parameters for the Response to Neoadjuvant Radiochemotherapy in Esophageal Cancer Jan Brabender, University of Cologne, Cologne Germany
	Optical Fiber Spectroscopy: A Novel Application to Measure Tissue Oxygenation and Blood Content in the At-Risk Gastrointestinal Anastomosis C. Kristian Enestvedt, Oregon Health and Science University, Portland, OR
	Dendritic Cell-Associated Disturbance of E-Cadherin Expression in Barrett's Esophagus Reginald V. Lord, UNSW, Sydney, NSW Australia
	Basic: Hepatic
	Hypertonic Saline and Pentoxifylline Reduce Liver and Pulmonary Damages Secondary to Ischemia/Reperfusion Injury in Rats Ana Maria Coelho, University of Sao Paulo, Sao Paulo Brazil
	Molecular Identification & Clinical Immune Characterization of Occult HBV Infections Kewal Maudar, Bhopal Memorial Hospital & Research Centre, Pune, Maharashtra India
	Changes in Liver Mitochondrial Function Induced by a High-Fat Diet Enriched with ?-3 PUFAs Are Associated with Reduction of Hepatic Lesions Secondary to Ischemia/Reperfusion Ana Maria Coelho, University of Sao Paulo, Sao Paulo Brazil
	Basic: Pancreas
	Taurolidine in Pancreatic Cancer Elisabeth Schellhaas, Charité Medical School, Campus Benjamin Franklin, Berlin Germany
	Pterostilbene Disrupts Pancreatic Cancer Mitochondrial Membrane Potential in Vitro John Schneider, University of Vermont, Burlington, VT
	Basic: Small Bowel
	TNFα and Soluble MD-2 (sMD2) Increase LPS Response in Caco2 Cells Nathan Huber, University of Cincinnati and Shriners Hospital for Children, Cincinnati, OH
	Changes in Plasma Amino Acid Levels: A Minimally Invasive Innovative Way to Diagnose Intestinal Rejection in Pigs Thierry Yandza, Hôpital L’Archet 2, Centre Hospitalier Universitaire de Nice, Nice France
	Intestinal Alkaline Phosphatase Protects Against Mucosal Inury by Commensal Bacteria: Elucidation of Mechanism Kathryn Chen, Massachusetts General Hospital, Brookline, MA
	Clinical: Biliary
	Further Advances in the Alternative EUS-Guided Translumenal Drainage of Bile and Pancreatic Duct Obstructions: A Progression Report Uwe Will, Municipal Hospital, Gera Germany
	Bacterial Flora in the Bile of Patients Undergoing Cholecystectomy Bahman Darkahi, Enköping Hospital, Uppsala University Hospital, Enköping Sweden
	Long-Term Outcomes After Palliative Procedures for Unresectable Biliary Malignancies Marin Garcia, Indiana University School of Medicine, Indianapolos, IN
	Gallbladder Cancer Found After Laparoscopic Cholecystectomy: Is Port Site Excision Necessary? David Curtis, Methodist Dallas Medical Center, Dallas, TX
	Clinical: Colon-Rectal
	Appendicitis in the Elderly: Why They Present with More Advanced Disease Rebecca Rose, State University of New York at Buffalo, Buffalo, NY
	Laparoscopy: A Safe Approach to Appendicitis in Pregnant Patients Eran Sadot, The Mount Sinai Hospital, New York, NY
	Colonic Inertia Has No Adverse Impact on the Short-Term Functional Results of Laparoscopic Anterior Rectopexy for Internal Rectal Prolapse Causing Obstructed Defaecation Pierpaolo Sileri, University of Rome Tor Vergata, John Radcliffe Hospital, Rome Italy
	Prospective Evaluation of Risk Factors for Thrombosed Hemorrhoids Yosef Nasseri, Cedars Sinai Medical Center, Cedars Sinai Medical Center, Los Angeles, CA
	Short- and Long-Term Costs of Laparoscopic Colectomy Are Significantly Less Than Open Colectomy David Eisenberg, University of Pittsburgh Medical Center, Pittsburgh, PA
	Hand-Assisted Laparoscopic Colectomy (HALC): The Learning Curve Is for Operative Speed, Not for Quality Jon Vogel, Cleveland Clinic, Cleveland, OH
	Emergent Colorectal Surgery Is Associated with an Increased Incidence of Venous Thromboembolic Events Juliette Zelada, University of Southern California, Los Angeles, CA
	Racial Disparities in Complicated Colorectal Cancer Kimberly Bowman, The Mount Sinai Hospital, New York, NY
	Access Related Complications After Open and Laparoscopic Colorectal Surgery: A Prospective Study Pierpaolo Sileri, University of Rome Tor Vergata, Rome Italy
	Outcomes for Organ Transplant Patients Undergoing Surgery for Colorectal Cancer. Immunosuppression – Friend or Foe? Wisam Khoury, cleveland clinic, Cleveland, OH
	Outcomes from Liver Resection for Metastatic Colorectal Cancer in the Age of FOLFOX Chemotherapy Mitch Sally, Oregon Health and Science University, Portland, OR
	The Role of Genotype and Phenotype in Patients with Perianal Crohn's Disease Sekhar Dharmarajan, Washington University in St. Louis, St. Louis, MO
	Bowel Preparation in the West of Scotland. Complication Rates and Survival Outcomes for Elective Colon Surgery in a Managed Clinical Network Setting Gary Nicholson, Glasgow Royal Infirmary, University of Glasgow, Glasgow United Kingdom
	Circulationg Tumor Cells in Portal Venous Blood of Patients with Non-Metastatic Colorectal Cancer: Preliminary Results Julio Mayol, Hospital Clinico San Carlos, Universidad Complutense de Madrid, Madrid Spain
	Risk Factors for Postoperative Ileus After Laparoscopic Partial Colectomy Udo Kronberg, Cleveland Clinic Foundation, Cleveland, OH
	Advantages of the Hand-Assisted Approach to Elective Laparoscopic Colectomies Sean Orenstein, University of Connecticut Health Center, Farmington, CT
	Health Related Quality of Life After Minimally Invasive Surgery for Diverticular Disease Marco Scarpa, Veneto Oncological Institute (IOV-IRCCS), Padova Italy
	Scopeguide® Reduces Pain During Colonoscopy Lars Enochsson, Karolinska Institutet, Karolinska University Hospital, Stockholm Sweden
	Experience with an Alternate Wipe Guaiac Fecal Occult Blood Test in a National Bowel Screening Program Paula McDonald, Scottish Bowel Screening Programme, Dundee United Kingdom
	Clinical: Esophageal
	Prediction of Lymph Node Metastases in Early Esophageal Cancer Ines Gockel, Johannes Gutenberg-University, Mainz Germany
	Comparison of the Conventional Manometry and High Resolution Manometry in the Assessment of the Resting Characteristics of the Lower Esophageal Sphincter: The Enemy of Good Is Better Shahin Ayazi, University of Southern California(USC), Los Angeles, CA
	Laparoscopic Ischemic Pre-Conditioning of Gastric Conduit: Reducing Anastomotic Complications of Minimally Invasive Esophagectomy Kyle Perry, Oregon Health & Science University, Portland, OR
	Intrathoracic Manifestations of Cervical Anastomotic Leaks: Transhiatal vs Transthoracic Oesophagectomy Mark van Heijl, Academic Medical Centre, Amsterdam Netherlands
	Evolution and Management of Esophageal Perforation: Improved Outcomes Are Associated with an Increasingly Non-Operative and Diversified Approach Donald Low, Virginia Mason Medical Center, Seattle, WA
	Endoscopic Therapy for Benign and Malignant Esophageal Lesions Joerg Zehetner, Keck School of Medicine, University of Southern California, Los Angeles, CA
	The Utilization of Endoscopic Circumferential and Focal Ablation of Barrett's Esophagus in a Surgical Foregut Practice Timothy Kennedy, Legacy Health System, Portland, OR
	Clinicopathological Significance of Abdominal Paraaortic Lymph Node Metastasis in Patients with Lower Thoracic Esophageal Cancer Masahiko Yano, Osaka Medical Center for Cancer and Cardiovascular Diseases, Osaka Japan
	Outcomes of Robotic-Assisted and Laparoscopic Surgery for Gastroesophageal Reflux Disease Saad Shebrain, University of Washington, Seattle, WA
	Laparoscopic and Open Gastroplasty in Transthoracic Esophagectomy Have Similar Outcomes Riccardo Rosati, istituto clinico humanitas, Rozzano (Milan) Italy
	Laparoscopic Adjustable Gastric Banding Resolves Gastroesophageal Reflux Disease Leonierose Dacuycuy, SkyLex Advanced Surgical Inc., Boston University, Los Angeles, CA
	Sentinel Node Detection in Esophageal and Gastric Cancer by Blue Dye Only Joerg Theisen, Kinikum r.d.Isar, TU Muenchen, Munich Germany
	Clinical: Hepatic
	Local Ablative Therapies for Hepatocellular Carcinoma: Does Immediate Contrast Enhanced Ultrasonography (CEUS) Predict Complete Necrosis at CT Follow Up? Andrea Ruzzenente, University of Verona Medical School, Verona Italy
	Bile Duct Hamartomas: Results of Surgical Treatment on Symptomatic Patients Juan Sarmiento, Emory University, Atlanta, GA
	Feasibility Study of Same Setting Laparoscopic Bipolar Radiofrequency Ablation and Laparoscopic Colectomy for Synchronous Colorectal Liver Metastasis as a Bridge to Hepatic Resection Cherif Boutros, Roger Williams Medical Center, Providence, RI
	Adult Mesenchymal Hamartoma of the Liver: A Rare Tumor with Malignant Potential? Ronald Chamberlain, Saint Barnabas Medical Center, Livingston, NJ
	Clinical: Pancreas
	Pancreatic Neuroendocrine Tumors: Direct Comparison of EUS FNA to Helical CT for Tumor Detection and Impact on Patient Care Ferga Gleeson, Mayo Clinic Foundation, Rochester, MN
	A matched case-control study of preoperative biliary drainage (PDB) in patients with pancreatic adenocarcinoma: routine PBD Is not justified James Mezhir, Memorial Sloan Kettering Cancer Center, New York, NY
	Chronic Obstructive Pancreatitis Associated with Serous Cystic Tumors of the Pancreas: A New Issue to Be Explored Giuseppe Malleo, University of Verona, Verona Italy
	Morbidity and Mortality After Pancreatic Head Resections: Experience of a High-Volume Pancreatic Surgeon in a Non-Academic Community Hospital Setting Ulrich Adam, Vivantes-Humboldt-Klinikum, Berlin Germany
	Tumor Grading Strongly Influences Prognosis After Pancreaticoduodenectomy for Periampullary (Non-Pancreatic) Cancer Tobias Keck, University of Freiburg, Freiburg Germany
	Does the Mechanism of Lymph Node Invasion Affect Survival in Patients with Pancreatic Cancer? Ioannis Konstantinidis, Massachusetts General Hospital, Boston , MA
	National Complication Rates After Pancreatectomy: Beyond Mere Mortality Jessica Simons, University of Massachusetts Medical School, Worcester, MA
	Optimal Technical Management of Stump Closure Following Distal Pancreatectomy: A Retrospective Review of 214 Cases Lisa Harris, Thomas Jefferson University, Philadelphia, PA
	Isolated Peripancreatic Necrosis: Are Outcomes Different? Purvi Parikh, Indiana University, Indianapolis, IN
	Duct-to-Mucosa Pancreaticogastrostomy with Internal Stent Following Pancreaticoduodenectomy Is a Safe Anastomosis: Diagnosed by the International Study Group Pancreatic Fistula (ISGPF) Definition Kenichiro Uemura, Hiroshima University, Hiroshima Japan
	Clinicopathologic Features of Actual 5-Year Survivors After Macroscopic Curative Resection for Invasive Ductal Carcinoma of the Pancreas Kazuaki Shimada, National Cancer Center Hospital, Tokyo Japan
	Simultaneous Portal Venous Resection During Pancreatoduodenectomy for Locally Advanced Pancreas Head Cancer Keita Wada, Teikyo university, Tokyo Japan
	An Aggressive Approach to Pancreaticoduodenectomy(PD)– Surgeon's Clinical Suspicion Matters Amit Khithani, Methodist Dallas Medical Center, Dallas, TX
	Cystogastrostomy, Retroperitoneal Drainage and G-J Entereal Alimentation for Complex Pancreatitis-Associated Pseudocyst: 19 Patients with No Recurrence Cherif Boutros, Roger Williams Medical Center, Providence, RI
	Heads or Tails: Is There a Difference in Pancreatic Cancer Location? Evan Ong, The University of Arizona, Tucson, AZ
	Management of Rarely Encountered Congenital Anatomic Abnormalities in Hepato-Pancreato-Biliary Surgery Harish Lavu, Thomas Jefferson University, Philadelphia, PA
	Clinical: Small Bowel
	Long-Term Quality of Life in Ileostomy Patients Michael Kasparek, Ludwig-Maximilians-University Munich, Munich Germany
	The Influence of Subclinical Intestinal Inflammation on the Systemic Inflammatory Status in Crohn's Disease: A Fire Burning under Ashes Imerio Angriman, University of Padova,, Padova Italy
	Ventral Hernias: A Six Year Outcome Analysis from a Rural Teaching Hospital Vikas Singhal, Guthrie- Robert Packer Hospital, Sayre, PA
	Clinical: Stomach
	Prognostic Impact of ERCC1 Gene Polymorphisms in Gastric Cancer Ralf Metzger, University of Cologne, Cologne Germany
	Multi-Center Report of the Use of Polypropylene Mesh for Laparoscopic Adjustable Gastric Banding (LAGB) Allows for Minimum Post-Op Pain, Less Use of Narcotics, and Less Pain During Adjustments Carson Liu, SkyLex Advanced Surgical Inc., Los Angeles, CA
	Long-Term Outcomes of Combined Endoscopic/Laparoscopic Intragastric Excision of Gastric Stromal Tumors Kevin El-Hayek, Cleveland Clinic, Cleveland, OH
	Laparoscopic Biliopancreatic Diversion with Duodenal Switch for Medically Complicated Obesity: Learning Curve and Perioperative Outcomes in a Singe Institution Juan Camilo Barreto Andrade, Mayo Clinic, Rochester, MN
	Inaccuracy of Endoscopic Anastomotic Measuring Techniques Faiz Tuma, University Hospitals Case Medical Center, Beachwood, OH
	Trends and Outcomes of Hospitalizations for Peptic Ulcer Disease in the United States, 1993-2006 Daniel Dempsey, Temple University Hospital, Melrose Park, PA
	Reduced Surgical Revisions Associated with Placement of Subpectoral Gastric Electrical Stimulator: Six Year Experience at a Single Institution Jessica Gutierrez, Abbott Northwestern Hospital, HCMC, Minneapolis, MN
	Incidence and Risk Factors for the Development of Anemia Following Roux-en-Y Gastric Bypass Surgery for Morbid Obesity I. Michael Leitman, Beth Israel Medical Center, New York, NY
	Combined Science
	Chronic Mesenteric Ischemia: Defining the Role of Percutaneous Therapy Michael McNally, East Carolina University, Greenville, NC
	Pneumoperitoneum in NOTES: Examining the Physiologic Effects of Sequential Endoluminal and Intraperitoneal Insufflation Thai Pham, OHSU, Portland, OR