POSTER SESSION I Monday, February 13, 2006   —  9:30 AM - 12:00 Noon Exhibit Level GENITOURINARY PATHOLOGY 79 Plasmacytoid Urothelial Carcinoma of the Urinary Bladder (574) KT Mai, HM Yazdi, E Saltel, PC Park, S Erdogan, I Caggigianos, C Morash - The Ottawa Hospital, Ottawa, ON, Canada; Cukurova University Medical Faculty, Turkey 80 Benign Mimickers Of Renal Malignancy: Pathologic And Radiologic Appraisal With Clinical Correlation (585) T Antic, TC Rubinas, TC Demos, KT Perry, MM Picken - Loyola University Medical Center, Maywood, IL 81 Urothelial Carcinoma in Patients # 30 Years of Age: A Clinicopathologic Analysis of 8 Cases (587) RW Askeland, BR DeYoung - University of Iowa Hospitals and Clinics, Iowa City, IA 82 Apoptosis in Spermatocytic and Usual Seminomas: A Light Microscopic and Immunohistochemical Study (599) EF Bishop, S Badve, A Morimiya, TM Ulbright - Indiana University School of Medicine, Indianapolis, IN 83 Atypical Small Acinar Proliferation and Serum PSA Provide Additive Information about Presence of Prostatic Cancer in Follow-up Biopsies (604) F Brimo, RT Vollmer, J Corcos, PA Humphery, TA Bismar - McGill University, Montreal, QC, Canada; VA and Duke University, Durham, NC; Washington University, St. Louis, MO 84 The Frequency and Clinicopathological Significance of Tertiary Gleason Pattern (TGP) in Radical Prostatectomy Specimens (RPS): Comparative Anlysis of 78 Patients with and 1140 without TPG (605) L Chen, A Andea, K Kolizeras, M Che, D Grignon, W Sakr - Wayne State University & Karmanos Cancer Center, Detroit, MI; Memorial Sloan Kettering, New York, NY 85 Vesicular Connexin 26 Staining Correlates With Aggressive Grade And Stage Prostate Cancer (609) WWL Choi, MW Datta, MB Amin, M Edlund - Emory University, Atlanta, GA 86 Distinguishing Poorly Differentiated Prostatic Adenocarcinoma from Invasive Urothelial Carcinoma in Transurethral Biopsy/Resection Specimens: Utility of p63 (610) WJ Clingan, N Gokden, JK McKenney - University of Arkansas for Medical Sciences, Little Rock, AR 87 Expression of Topoisomerase II Alpha in Testicular Germ Cell Tumors (616) ND Dimov, DL Zynger, C Luan, XJ Yang - Northwestern University, Chicago, IL 88 With Two or More Needle Biopsies (NB) Containing Prostate Cancer (Pca) of Different Gleason Score, What Predicts Better for the Radical Prostatectomy Specimen (RPS) Gleason Score (GS)? (622) L Fathalla, A Andea, K Kolizeras, D Grignon, M Che, W Sakr - Wayne State University & Karmanos Cancer Center, Detroit, MI; Memorial Sloan Kettering, New York, NY 89 Renal Lymph Nodes: Appraisal Of 221 Nephrectomies With Microscopic Examination Of Hilar Fat (631) R Ghai, U Kapur, RC Flanigan, MM Picken - Loyola University Medical Center, Maywood, IL 90 Testicular Mixed Germ Cell Tumors: A Morphological and Immunohistochemical Study using OCT3/4, SOX2 and GDF3, with Emphasis on Morphologically Difficult-to-Classify Areas (638) A Gopalan, D Dhall, B Hutchinson, S Olgac, SW Fine, JE Korkola, J Houldsworth, RS Chaganti, GJ Bosl, VE Reuter, SK Tickoo - Memorial Sloan-Kettering Cancer Center, New York, NY 91 Sarcomatoid Carcinoma of the Prostate: A Study of 42 Cases (644) DE Hansel, JI Epstein - The Johns Hopkins Hospital, Baltimore, MD 92 Neoplasia In Bladder Diverticula: A Clinicopathologic Study Of 88 Cases (645) LR Harik, D Parekh, S Tickoo, G Dalbagni, VE Reuter, S Olgac - Memorial Sloan Kettering Cancer Center, New York, NY 93 Temporal Trends And Cancer Prediction Rates For Atypical Small Acinar Proliferation (ASAP) With Or Without Associated High Grade Prostatic Intraepithelial Neoplasia (PIN) (653) S Hussein, CS Leung, L Kapusta, JR Srigley - McMaster University, Hamilton, ON, Canada; Credit Valley Hospital, Mississauga, ON, Canada; Humber River Hospital, Toronto, ON, Canada 94 Papillary Renal Cell Carcinoma (656) EK Jacob, CM Lohse, ML Blute, IM Frank, BC Leibovich, HC Zincke, JC Cheville - Mayo Clinic College of Medicine, Rochester, MN 95 Defining Prostate Cancer Progression by Molecular Profiling of Laser Capture Micro Dissected Prostate tissues (688) R Mehra, S Tomlins, D Rhodes, X Cao, A Chinnaiyan, RB Shah - University of Michigan, Ann Arbor, MI 96 Xp11.2 Translocation Renal Cell Carcinoma With Very Aggresive Course In Five Adult Patients (692) PN Meyer, JI Clark, RC Flanigan, MM Picken - Loyola University Medical Center, Maywood, IL 97 Coexpression Of HER2 And TOP2A In Prostate Cancer Correlates With Gleason Score And HER2 Amplification (697) A Murphy, C Hughes, C Barrett, H Magee, O Sheils, J O'Leary, B Loftus - Adelaide and Meath Hospital, Trinity College, Dublin, Ireland 98 Overexpression Of Heme Oxygenase-1 In Prostate Cancer (700) P Nigwekar, JL Yao, PA di Sant'Agnese, RD Mayer, JE Reeder, J Huang - University of Rochester Medical Center, Rochester, NY 99 A Novel Nuclear Grading Scheme For Chromophobe Renal Cell Carcinoma (ChRCC); Prognostic Utility And Comparison With Fuhrman's Nuclear Grade (FNG) (711) GP Paner, I Alvarado-Cabrero, H Moch, A Young, H Stricker, R Lyles, MW Datta, MB Amin - Loyola Univ Med Ctr, Maywood, IL; Nat Med Ctr, Mexico; Univ Hosp, Zurich, Switzerland; VA Med Ctr, Emory Univ Hospital, Atlanta, GA; Henry Ford Hosp, Detroit, MI 100 Beta-Tubulin Immunoreactivity in Prostatic Intraepithelial Neoplasia (PIN) and Prostatic Adenocarcinoma (734) KT Schafernak, BP Adley, XJ Yang - Northwestern University Feinberg School of Medicine, Chicago, IL 101 Urothelial Carcinomas with Mixed Histology: Incidence, Clinicopathological Spectrum, and Biological Significance (774) M Wasco, T Braun, C Przybycin, L Kunju, C Lee, RB Shah - University of Michigan, Ann Arbor, MI 102 Glypican 3: A Novel Marker in Testicular Germ Cell Tumors (788) DL Zynger, ND Dimov, C Luan, XJ Yang - Northwestern University, Chicago, IL