PROFFERED PAPERS
Monday, March 8,   —  8:00 AM   —  Room 1


Click on the numbers in parentheses to display abstracts.



Section E - GASTROINTESTINAL PATHOLOGY
Chaired by: Lawrence Burgart and Jeremy Jass



8:00 "Filiform" Serrated Adenomas: A Clinicopathologic and Immunophenotypic Study of a Previously Undescribed Entity (556)
RK Yantiss, KY Oh, M Redston, RD Odze - UMass Memorial Health Care, Worcester, MA; Brigham and Women's Hospital, Boston, MA
8:15 hMLH1 Immunohistochemistry Helps To Distinguish Serrated Neoplasia Pathway Polyps from Non-Pathway Serrated Polyps (458)
P Bhanot, NS Goldstein - William Beaumont Hospital, Royal Oak, MI
8:30 Analysis of Proliferation (MIB1) Patterns in Colorectal Hyperplastic Polyps According to Histologic Subtype, Molecular Genetic Profile and Location (554)
S Yang, MJ Furman, C Mack, FA Farraye, MJ O'Brien - Boston Medical Center, Boston, MA
8:45 Serrated Adenomas (SAs) and Admixed Hyperplastic-Adenomatous Polyps (AHAPs) Follow Different Oncogenic Pathways (496)
SF Kuan, PA Swalsky, C Trusky, SD Finkelstein - University of Pittsburgh, Pittsburgh, PA
9:00 BRAF Oncogenic Mutations Are Prevalent in Serrated Colorectal Neoplasia (553)
R Xu, J Dong, R Qiao, N Harpaz - The Mount Sinai School of Medicine, New York, NY
9:15 A Switch of Cytokeratin 7 and 20 Expression Profile Is Distinctly Associated with Carcinogenesis of Small Intestinal Adenocarcinoma (461)
Z-ME Chen, P Amargo, HL Wang - Washington University, St. Louis, MO
9:30 RECESS, EXHIBITS, POSTER SESSION I
11:00 Reduced Expression of Cytokeratin 20 in Colorectal Carcinomas with High Levels of Microsatellite Instability (513)
DK McGregor, TT Wu, A Rashid, SR Hamilton - UT M. D. Anderson Cancer Center, Houston, TX
11:15 MLH1 and MGMT Promoter Hypermethylation in Colorectal Cancer (475)
EJ Fox, DT Leahy, A Lennon, R Geraghty, D Keegan, A White, HE Mulcahy, JM Hyland, D Fennelly, DP O'Donoghue, K Sheahan - Conway Institute of Biomolecular and Biomedical Research, Dublin, Ireland; Centre for Colorectal Disease, St. Vincent's University Hospital, Dublin, Ireland
11:30 Phenotype of Microsatellite-Stable Colonic Carcinomas with CpG Island Methylation (463)
LR Chirieac, J-P Issa, L Shen, PJ Catalano, SR Hamilton - UT M. D. Anderson Cancer Center, Houston, TX; Dana Farber Cancer Institute, Boston, MA; Eastern Cooperative Oncology Group (ECOG), Boston, MA
11:45 Genomic Profiling of Stage 2 Colonic Adenocarcinoma (CAC) by Array-Based Comparative Genomic Hybridization (Array-CGH) Identifies Tumors Associated with Adverse Prognosis (540)
M Skacel, D Kandil, G Casey, M Martin, I Lavery, MP Bronner, JR Goldblum, RR Tubbs - Cleveland Clinic Foundation, Cleveland, OH