POSTER SESSION I Monday, March 24, 2003   —  9:30 AM - 12:00 Noon Exhibit Hall A - C LIVER & PANCREAS PATHOLOGY 175 Expression of Trefoil Factors in Mucinous Cystic Neoplasms and Intraductal Papillary Mucinous Neoplasms of the Pancreas (1239) Y Chen, S Musunuri, P Kashireddy, X Tan, MS Rao The Feinberg School of Medicine, Northwestern University, Chicago, IL 176 Prevalence of Pancreatic Intraepithelial Neoplasia (PanIN) in Association with Pancreatic Adenocarcinoma (1241) WG Davis, ZG Laszik University of Oklahoma, Oklahoma City, OK 177 Evaluation of p53 Mutations in Liver Neoplasia by Laser Capture Microdissection, Polymerase Chain Reaction and Immunohistochemistry (1249) A Goldar-Najafi, I Nasser, H Goldman, D Antonioli, O Kocher Beth Israel Deaconess Medical Center, Boston, MA 178 Hepatic Necrosis with Regenerative Nodules: Use of Histochemical Stains To Differentiate from Cirrhosis (1253) M Greenberg, W Frankel, L Ferrell University of California, San Francisco, CA; Ohio State University, Columbus, OH 179 Regenerative Nodules in Submassive/Massive Necrosis: Distinction from Hepatocellular Carcinoma (1254) JP Grenert, W Frankel, L Ferrell Univ of California San Francisco, San Francisco, CA; Ohio State Univ, Columbus, OH 180 Quantitation of Steatosis in Non-Alcoholic Fatty Liver Disease: A Comparison of Visual Estimations Versus Computer Aided Image Analysis (1255) J Grossman, S Oh, H Goldman, N Afdhal, I Nasser Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA 181 CD10 and Other Markers in the Diagnosis of Hepatobiliary Tumors (1259) CJ Holman, TD Sielaff, JE Coad University of Minnesota, Minneapolis, MN; West Virginia University, Morgantown, WV 182 Mesenchymal Lesions Involving the Pancreas (1272) F Khanani, N Kilinc, H Nassar, M Othman, P Bejarano, J Cheng, NV Adsay Karmanos Cancer Institute/Harper Hospital and Wayne State University, Detroit, MI; University of Miami, Miamai, FL 183 Identification of Human Liver-Derived CD123+ Dendritic Cell (DC2) and Its Role in Autoimmune Liver Diseases and Liver Viral Hepatitis (1278) ZB Lu, A Ziegenfuss, S Sean, DB Stolz, S Watkins, L Lu, AJ Demetris University of Pittsburgh Medical Center, Pittsburgh, PA 184 Hepatic Veno-Occlusive Disease in Primary Humoral Immunodeficiency (1281) SJ McCall, LA Myers, WR Treem, DD Patel, MR Gottfried Duke University Medical Center, Durham, NC 185 Incidence of Micrometastasis in Pancreatic Ductal Adenocarcinoma (1286) S Musunuri, M Policarpio, MS Talamonti, MS Rao The Feinberg School of Medicine, Northwestern University, Chicago, IL 186 Radiofrequency Ablation (RFA) Results in Thermal Fixation of Hepatocellular Carcinoma (HCC) (1287) MD Myers, K Kosari, TD Sielaff, JE Coad West Virginia University, Morgantown, WV; University of Minnesota, Minneapolis, MN 187 The Utility of Immunofluorescence in Hepatopathology (1288) JW Nash, CM Magro, RB Kirkpatrick, PB Baker, C Morrison, WL Frankel Ohio State University Medical Center, Columbus, OH; Children's Hospital, Columbus, OH 188 Hepatic Changes Following Vertical Banded Gastroplasty (VBG) (1302) CP Soupir, MD Myers, TD Sielaff, JE Coad West Virginia University, Morgantown, WV; Massachusetts General Hospital, Boston, MA; University of Minnesota, Minneapolis, MN 189 Development and Validation of Tissue Microarrays in Pancreatic Cancer (1303) SL Swierczynski, P Argani, CA Iacobuzio-Donahue, R Ashfaq, JL Cameron, CJ Yeo, A Rahman, RH Hruban, A Maitra Johns Hopkins University School of Medicine, Baltimore, MD; University of Texas Southwestern Medical Center, Dallas, TX 190 Paraduodenal Pancreatitis: A Clinically and Pathologically Distinct Form of Pseudotumoral Chronic Pancreatitis Associated with Abnormalities of Accessory Duct, Accessory Ampulla or Duodenal Wall (1306) P Tranchida, JP Taylor, DW Weaver, DS Klimstra, JD Cheng, NV Adsay Detroit Medical Center/Wayne State University, Detroit, MI; Memorial Sloan-Kettering Cancer Center, New York, NY; Providence Hospital, Southfield, MI 191 Pancreatic Intraepithelial Neoplasia and Neuroendocrine Hyperplasia in Cystic Lesions of the Pancreas (1310) DM Vlasoff, WL Marsh, C Behling, WL Frankel The Ohio State University Medical Center, Columbus, OH; University of California San Diego, San Diego, CA