POSTER SESSION V Wednesday, March 26, 2003   —  9:30 AM - 12:00 Noon EXHIBIT HALL A - C ENDOCRINE PATHOLOGY 61 Diffuse Sclerosing Papillary Thyroid Carcinoma: A Clinicopathologic and Immunophenotypic Analysis of 22 Cases (498) LDR Thompson, JA Wieneke, CS Heffess Armed Forces Institute of Pathology, Washington, DC 62 CITED1, a Potential New Marker for Papillary Thyroid Carcinoma: Discovery by DNA Microarray Analysis and Evaluation by Tissue Microarray Immunohistochemistry (459) RT Aljundi, D Thomas, M Lizyness, R Kuick, D Misek, A Smith, D Sanders, P Gauger, N Thompson, J Taylor, T Shioda, S Hanash, T Giordano University of Michigan, Ann Arbor, MI; MGH Cancer Center, Charlestown, MA 63 EGFR, COX-2, and VEGF in Thyroid Lesions: Up-Regulation in Papillary Carcinoma as a Marker of Aggressive Phenotype (485) A Panizo, JJ Sola, E de Alava, MD Lozano, MA Idoate, JM Rodriguez, J Pardo CUN, Pamplona, Spain 64 Retinoid X Receptor (RXR) b Gene Expression in Papillary Thyroid Carcinoma (497) W Tang, Y Nakamura, H Zuo, H Yasuoka, M Nakamura, I Mori, A Miyauchi, K Kakudo Wakayama Medical University, Wakayama, Wakayama Prefecture, Japan; Kuma Hospital, Kobe, Hyougo Prefecture, Japan 65 Cribriform-Morular Variant of Papillary Thyroid Carcinoma: Evidence for Alterations of the Wnt Signaling Pathway in Familial Adenomatous Polyposis-Associated but Not Sporadic Neoplasms (501) T-T Wu, SC Abraham, SJ Park, HK Chang, P Argani M.D. Anderson Cancer Center, Houston, TX; Mayo Clinic, Rochester, MN; Kosin University, Korea; The Johns Hopkins Hospital, Baltimore, MD 66 Molecular Profile and Clinical-Pathological Features of the Follicular Variant of Papillary Thyroid Carcinoma (502) Z Zhu, MN Nikiforova, CM Caudill, M Gandhi, YE Nikiforov University of Cincinnati, Cincinnati, OH 67 Papillary Carcinomas Express Increased Cathepsin H along Basement Membrane Compared to Follicular Carcinomas (460) A Bazooband, A Loya, M Menes, MJ Murnane, S Shuja University of Florida HSC, Jacksonville, FL; Boston University School of Medicine, Boston, MA 68 PAX8-PPAR( Rearrangement, RAS Mutations, and Galectin-3 and HBME-1 Immunoreactivity in Follicular Tumors of the Thyroid: Evidence for Two Distinct Molecular Pathways in the Development of Follicular Carcinoma (483) MN Nikiforova, RA Lynch, PW Biddinger, G Tallini, TG Kroll, YE Nikiforov University of Cincinnati, Cincinnati, OH; Yale University School of Medicine, New Haven, CT; Emory University School of Medicine, Atlanta, GA 69 Evaluation of Galectin-3 as a Marker of Thyroid Malignancy Using DNA Microarray Analysis and Tissue Array Immunohistochemistry (471) C Golembeski, D Thomas, M Lizyness, D Sanders, A Smith, D Misek, R Kuick, S Hanash, T Giordano University of Michigan, Ann Arbor, MI 70 MSG1/CITED1 Protein Expression Profiling of Thyroid Lesions: A Tissue Microarray-Based Study (489) ML Prasad, RT Kloos, NS Pellegata, Y Huang, A de la Chapelle Ohio State University, Columbus, OH; James Cancer Center, OSU, Columbus, OH 71 Expression of the Wnt Transduction Pathway Protein LEF-1 in Benign and Malignant Thyroid Lesions (482) V Nelson, MM Thein, SA Rezk, RK Brynes USC-Keck School of Medicine, Los Angeles, CA 72 Comparative Evaluation of MSG1, Fibronectin, Galectin3, CK19 and HBME1 in the Diagnosis of Thyroid Lesions (488) ML Prasad, NS Pellegata, Y Huang, A De La Chapelle, RT Kloos Ohio State University, Columbus, OH; James Cancer Center, Columbus, OH 73 Clinico-Pathological Correlations in 145 Thyroid Carcinomas with Poorly Differentiated Features (500) M Volante, S Landolfi, A Codegone, N Palestini, P Dalmasso, M Papotti Pathology; Surgery; Nuclear Medicine, University ofTurin, Turin, Italy 74 Thyroid Cancer with PPAR( Rearrangement Detected by FISH in Pre-Operative Fine Needle Aspiration Biopsies (467) CA French, ES Cibas, WC Faquin, EK Alexander, E Marqusee, PR Larsen, JA Fletcher, TG Kroll Harvard Medical School, Boston, MA; Emory University School of Medicine, Atlanta, GA 75 Multinodular Thyroid Gland: Is There a Role for Aspirating More Than One Nodule? (484) T Oweity, J Waisman, A Moreira, J Yee, J Cangiarella New York University Medical Center, New York City, NY 76 Indeterminate Fine Needle Aspiration(FNA) of Thyroid Nodules: A Five-Year Review with Histologic and Clinical Follow-Up (477) H Lu, J Dutra, MLC Policarpio-Nicolas, DVS De Frias, G Tarjan, R Nayar Northwestern University, Feinberg School of Medicine, Chicago, IL 77 Utility of Touch Imprints for Intraoperative Confirmation of Parathyroid Tissues (499) T Tsuzuki, Y Tominaga, N Ujihira, T Ando Nagoya Daini Red Cross Hospital, Nagoya, Japan