POSTER SESSION I STOWELL-ORBISON/AUTOPSY and SURGICAL PATHOLOGY AWARDS COMPETITION Monday, March 3, 2008   —  9:30 AM - 12:00 Noon Convention Center, Exhibit Hall A Click on the blue numbers in parentheses to display abstracts. Click the button next to any title to add to Itinerary Planner... GENITOURINARY PATHOLOGY Poster# Title and Authors Itinerary Planner 106 Hypermethylation of Tumor Suppressor Gene CpG Islands in Small Cell Carcinoma of the Urinary Bladder (650) PH Abbosh, MS Wang, JN Eble, A Lopez-Beltran, GT MacLennan, R Montironi, SQ Zheng, CX Pan, HH Zhou, L Cheng - Indiana University, Indianapolis, IN; Cordoba University, Cordoba, Spain; Case Western Reserve University, Cleveland, OH; Polytechnic University of the Marche Region (Ancona)/United Hospitals, Ancona, Italy; North China Coal Medical College, Tangshan, China; University of California at Davis, Sacramento, CA Add 107 Analysis of Microsatellite Instability in Urothelial Carcinomas of the Renal Pelvis and Ureter Based on Current Screening Practices: A Tissue Microarray Study of 106 Cases (654) I Aguilera-Barrantes, WL Frankel, RE Jimenez - The Ohio State University, Columbus, OH Add 108 Ureteral Endometriosis: A Clinicopathological and Immunohistochemical Study of 7 Cases (657) M Al-Khwawaja, PH Tan, GT MacLennan, A Lopez-Beltran, R Montironi, L Cheng - Indiana University, Indianapolis, IN; Singapore General Hospital, Singapore, Singapore; Case Western Reserve University, Cleveland, OH; Cordoba University, Cordoba, Spain; Polytechnic University of the Marche Region (Ancona)/United Hospitals, Ancona, Italy Add 109 p53 Mutational Analysis Supports Monoclonal Origin of Biphasic Sarcomatoid Urothelial Carcinoma (Carcinosarcoma) of the Urinary Bladder (663) AB Armstrong, M Wang, JN Eble, GT MacLennan, R Montironi, PH Tan, A Lopez-Beltran, D Braitman, L Cheng - Indiana University, Indianapolis, IN; Case Western Reserve University, Cleveland, OH; Polytechnic University of the Marche Region (Ancona)/United Hospitals, Ancona, Italy; Singapore General Hospital, Singapore, Singapore; Cordoba University, Cordoba, Spain Add 110 MicroRNA Processing Proteins in Prostate Adenocarcinoma (688) SI Chiosea - University of Pittsburgh Medical Center, Pittsburgh, PA Add 111 Microsatellite Instability Analysis in Adenocarcinomas of the Urinary Tract (692) JE Colonna, WL Frankel, RE Jimenez - The Ohio State University, Columbus, OH Add 112 Expression of hZip1 in Benign Prostatic Hyperplasia, Primary and Metastatic Prostatic Adeno-Carcinomas (699) MM Desouki, MT Smith, LC Costello, RB Franklin - Medical University of SC, Charleston, SC; Dental School, University of Maryland, Baltimore, MA Add 113 CAIX Expression Correlates with VHL Mutational Status in Sporadic Clear Cell Carcinoma of the Kidney (700) A Di Napoli, C Grisanzio, M Ghebremichael, A Seeley, A Amato, M Atkins, S Signoretti - Brigham and Women's Hospital, Harvard Medical School, Boston, MA; Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA; Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA Add 114 Incidental Prostatic Adenocarcinoma in Radical Cystoprostatectomy Specimens: The Impact of Embedding Protocols (705) R Esgueva, JA Lorente, S Mojal, N Juanpere, L Agell, S deMuga, M Salido, S Hernandez, A Gelabert, A Munne, S Serrano, J Lloreta - H. del Mar, Barcelona, Spain; UAB, Barcelona, Spain; IMIM, Barcelona, Spain; Universitat Pompeu Fabra, Barcelona, Spain Add 115 Renal Papillary Clear Cell Tumor Is a Distinct Entity in the Spectrum of Renal Cell Neoplasia: An Immunohistochemical and Cytogenetic Analysis (715) S Gobbo, JN Eble, DJ Grignon, G Martignoni, GT MacLennan, RB Shah, S Zhang, M Brunelli, L Cheng - Indiana University, Indianapolis, IN; Universitá di Verona, Verona, Italy; Case Western Reserve University, Cleveland, OH; University of Michigan, Ann Arbor, MI Add 116 A Comparative Histopathologic Study of Prostate Cancer Treated by Conventional Radical Prostatectomy and Robotic-Assisted Laparoscopic Radical Prostatectomy: A Series of 1006 Cases (719) JM Gonzalez-Berjon, BJ Miles, S Shen, JM Gardner, Q Zhai, AG Ayala, J Ro - The Methodist Hospital, Houston, TX; Baylor College of Medicine, Houston, TX Add 117 Nuclear C-MYC Protein Overexpression as an Early and Prevalent Marker of Human Prostate Carcinogenesis (724) B Gurel, T Iwata, RB Jenkins, F Lan, JL Hicks, J Morgan, CM Koh, T Cornish, WB Isaacs, J Luo, AM De Marzo - The Johns Hopkins University School of Medicine, Baltimore, MD; Mayo Clinic, Rochester, MN Add 118 Diagnostic Utility of Antibody to Smoothelin in the Distinction of Muscularis Mucosa (MM) from Muscularis Propria (MP) of the Urinary Bladder (751) S Lapetino, GP Paner, G Venkataraman, G Barkan, ML Quek, JY Ro, MB Amin - Loyola University Medical Center, Maywood, IL; Methodist Hospital, Houston, TX; Cedars-Sinai Medical Center, Los Angeles, CA Add 119 Characterization of Nuclear Hormone Receptor Cofactor TBLR1 Expression in Adenocarcinoma of the Prostate (759) L Lin, J Melamed, X Kong, L Chiriboga, H Yee, X Zhang, JJ Wei, M Ligr, Y Peng, R Basch, P Lee - New York University, New York, NY Add 120 Frequent FGFR3 Mutations in Inverted Urothelial Papilloma (765) S Lott, M Wang, GT MacLennan, A Lopez-Beltran, R Montironi, PH Tan, L Cheng - Indiana University, Indianapolis, IN; Case Western Reserve University, Cleveland, OH; Cordoba University, Cordoba, Spain; Polytechnic University of the Marche Region (Ancona), Ancona, Italy; Singapore General Hospital, Singapore, Singapore Add 121 Histopathologic Outcomes of Robotic Assisted Laparoscopic and Open Prostatectomies (772) EM Manion, M Braasch, H Winfield, JA Weydert - University of Iowa, Iowa City, IA Add 122 Epidermal Growth Factor Receptor (EGFR) Expression in Prostatic Adenocarcinoma after Hormonal Therapy (773) RA Marks, SB Zhang, R Montironi, RP McCarthy, GT MacLenna, A Lopez-Beltran, Z Jiang, HH Zhou, SQ Zheng, DD Davidson, LA Baldridge, L Cheng, - Indiana University, Indianapolis, IN; Polytechnic University of the Marche Region (Ancona)/United Hospitals, Ancona, Italy; Case Western Reserve University, Cleveland, OH; Cordoba University, Cordoba, Spain; University of Massachusetts, Worcester, MA; North China Coal Medical College, Tangshan, China Add 123 TMPRSS2: ETS Gene Fusions in Androgen Independent Metastatic Prostate Cancers: An Association of TMPRSS2: ERG Fusions through Intronic Deletions and Molecular Evidence of Clonal Expansion (775) R Mehra, SA Tomlins, L Wang, A Menon, KJ Pienta, AM Chinnaiyan, RB Shah - University of Michigan, Ann Arbor, MI Add 124 Characterization of TMPRSS2-ERG Fusion High-Grade Prostatic Intraepithelial Neoplasia (HGPIN) and Potential Clinical Implications (784) JM Mosquera, S Perner, EM Genega, M Sanda, MD Hofer, KD Mertz, PL Paris, J Simko, TA Bismar, G Ayala, RB Shah, M Loda, MA Rubin - Brigham and Women's Hospital, Boston, MA; Harvard Med School, Boston, MA; Beth Israel Deaconess Med Ctr, Boston, MA; Univ of California, San Francisco, CA; McGill Univ, Montreal, QC, Canada; Baylor Col of Medicine, Houston, TX; Univ of Michigan, Ann Arbor, MI Add 125 Morphologic Correlates of Individual Splice Variants of TMPRSS2-ETS Prostate Cancer (PCa) Detected by Transcription-Mediated Amplification (TMA) in Radical Prostatectomy (RP) Specimens (797) P Nigwekar, S Miick, HS Rittenhouse, J Groskopf, GY Kwon, Y Tadros, R Gupta, H Robin, MB Amin - Cedars-Sinai Medical Center, Los Angeles, CA; Gen-Probe Incorporated and Sharp Memorial Hospital, San Diego, CA Add 126 Margin Assessment of the Radical Prostatectomy (RP) Utilizing a Sectioning Method That Optimizes Margin Evaluation and Permits Tissue Banking (804) A Perepletchikov, R Dhir, AV Parwani, G Cai, S Bastacky - UPMC, Pittsburgh, PA Add 127 Prostate Carcinoma within the Invaginated Extra-Prostatic Space Is Frequently Associated with Higher Stage Grouping: A Study of 73 Cases of Radical Prostatectomy Specimens with pN1 and/or pT3b (826) M Shahjahan, JY Ro, B Grice, AG Ayala, QJ Zhai - Weill College of Medicine Cornell University, The Methodist Hospital, Houston, TX Add 128 Is Their a Grade Progression of Prostate Cancer with Advancing Age? An Analysis of Needle Biopsy, Radical Prostatectomy and Autopsy Databases (829) D Shi, H Guan, WA Sakr - Wayne State University, Karmanos Cancer Institute, Detroit Medical Center, Detroit, MI Add 129 MUC2 Expression in Primary Mucinous and Nonmucinous Adenocarcinoma of the Prostate: An Analysis of 50 Cases on Radical Prostatectomy (833) SL Smith, NV Adsay, C Cohen, JI Epstein, AO Osunkoya - Emory University School of Medicine, Atlanta, GA; The Johns Hopkins Hospital, Baltimore, MD Add 130 Cyclin D1 Overexpression and CCND1 Rearrangement in Renal Oncocytoma: Frequency, Clinicopathologic Features and Utility in Differentiation from Chromophobe Renal Cell Carcinoma (835) WR Sukov, AW Carlson, DJ Lager, RP Ketterling, JC Cheville - Mayo Clinic, Rochester, MN Add 131 Expression of PAX8 in Nephrogenic Adenoma and Clear Cell Adenocarcinoma of the Lower Urinary Tract: Evidence of Related Histogenesis? (867) EM Weeden, GX Tong, D Hamele-Bena, Y Huan, L Memeo, K O'Toole - Columbia University Medical Center, New York, NY Add 132 Utility of a Fluorescence In Situ Hybridization (FISH) Assay for [italic]ERG[/italic] Gene Disruption in Prostate Needle Biopsies (PNBxs) with Prostatic Adenocarcinoma (CaP), Prostatic Intraepithelial Neoplasia (PIN), and Partial Glandular Atrophy (PGA) (881) M Zarandona, K Cieply, R Dhir, A Parwani, K Cumbie, C Sherer, J Salvatore, M Gandhi, S Dacic, YE Nikiforov, S Bastacky - University of Pittsburgh Medical Center, Pittsburgh, PA Add 133 Choriocarcinoma in the Testis: A Clinicopathological Study of 65 Cases (887) Z Zhou, EP Sotelo, P Tamboli, B Czerniak, C Guo - MD Anderson Cancer Center, Houston, TX Add