POSTER SESSION III Tuesday, February 14, 2006   —  9:30 AM - 12:00 Noon Exhibit Level GYNECOLOGIC PATHOLOGY 118 A Unifying Concept of Trophoblastic Differentiation That is Based on Inductive Epithelial-Stromal and Epithelial-Fibrin Interractions and Highlighted by Localization of "Np63. (862) Y Lee, CP Crum, FD McKeon, A Yang, MM Parast - Brigham and Women's Hospital, Harvard Medical School, Boston, MA 119 Histologic Evidence of Endometrial Tissue Implant/Ingrowth at Cesarean Section Site: A Probable Mechanism for Late Complications (866) M Li, R Madan - Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, NY 120 Histological Findings Of The Uterine Blood Vessels During The Early Postpartum Course (930) TH Wakasa, K Wakasa, N Obatake, Y Kubo - Osaka City University Graduate School of Medicine, Osaka, Japan 121 Spindle-Cell Alteration of Endometrial Stroma as a Predictor of Plasma Cell Infiltration (910) MA Siddiqui, RW Lieberman - University of Michigan, Ann Arbor, MI 122 Diagnosis Of Chronic Endometritis In Biopsies With Focal Stromal Breakdown (832) HL Gilmore, D Fleischhacker, JL Hecht - Beth Israel Deaconess Medical Center, Boston, MA 123 A Multicentric Study Of Hormonal Therapy For Atypical Endometrial Hyperplasia And Endometrial Carcinoma In Young Women: Central Pathologic Review And Treatment Outcome (824) M Fukunaga, K Ushijima, H Tsuda, T Kamura, H Yoshikawa, A Sakamoto, T Kaku - Jikei University Daisan Hospital, Komaeshi, Kyorin University, Mitaka, Tokyo, Japan; Kurume University, Kurume, Kyushu University Kurume, Fukuoka, Japan; National Defense Medical University, Tokorozawa, Saitama, Japan; Tsukuba University, Tsukuba, Ibaraki, Japan 124 Reproducibility Of The Diagnosis Of Atypical Endometrial Hyperplasia (AEH) And Endometrioid Adenocarcinoma (EA) And Histologic Effects Of Hormonal Therapy Of Medroxyprogesterone Acetate (MPA) (825) M Fukunaga, H Tsuda, A Sakamoto, T Kaku, K Ushijima, T Kamura, H Yoshikawa - Jikei University Daisan Hospital, Komae, Kyorin University, Mitaka Tokyo, Japan; National Defense Medical University, Tokorozawa, Saitama, Japan; Kyushu University, Kurume University, Kurume, Fukuoka, Japan; University of Tsukuba, Tsukuba, Ibaraki, Japan 125 Endometrial Adenocarcinoma In Premenopausal Women: A Clinico-Pathologic Study (851) M Khalifa, G Rasty, N Ismiil, I Ackerman, G Thomas, A Covens, R Osborne, S Nofech-Mozes - Sunnybrook & Women's College Health Sciences Centre, Toronto, ON, Canada 126 Routinely Assessed Morphologic Features Correlate with Microsatellite Instability Status (MSI) in Endometrial Cancer (919) RA Soslow, D Black, A Hummer, J Boyd, J Shia - Memorial Sloan-Kettering Cancer Center, New York, NY 127 Evaluation Of The Utility Of Immunohistochemistry (IHC) In Predicting Microsatellite Instable (MSI) Phenotype In Endometrial Carcinoma (880) I Modica, J Shia, D Black, M Asher, J Boyd, I Linkov, RA Soslow - Memorial Sloan Kettering Cancer Center, New York, NY 128 Microsatellite Instability in Ovarian Cancer Subtypes and in Synchronous Ovarian and Endometrial Cancers: The Stanford Experience (843) KC Jensen, GV Putcha, IM Otani, I Schrijver, J Zehnder, TA Longacre - Stanford University, Stanford, CA 129 Immunohistochemical Expression of DNA Mismatch Repair Gene Products -MLH1 and MSH2, Metastasis Supression Gene nm-23 and Beta-Catenin in Synchronous and Metastatic Endometrioid Adenocarcinomas of Ovary and Endometrium (847) MW Jones, N Esposito, M Kapali - Magee-Women's Hospital Of The University Of Pittsburgh, Pittsburgh, PA 130 Adenomyosis Involved By Endometrial Adenocarcinoma Is A Significant Risk Factor For Deep Myometrial Invasion (842) N Ismiil, G Rasty, Z Ghorab, S Nofech-Mozes, I Ackerman, G Thomas, A Covens, M Khalifa - Sunnybrook & Women's College Health Sciences Centre, Toronto, ON, Canada 131 Expression of the Steroid Receptor Coactivator AIB1 in Endometrial Carcinoma, Hyperplasia And Normal Endometrium Using Tissue Microarrays: Correlation With Clinicopathologic Parameters, Steroid Receptors And Her-2/neu (793) N Balmer, P Lyle, N Spoelstra, K Torkko, J Richer, M Singh - UCHSC, Denver, CO; Penrose Hospital, Colorado Springs, CO; UCHSC, Denver, CO 132 S100P is a Novel Progesterone-Induced Gene and a Candidate Tumor Suppressor Gene in the Endometrium (936) R Xie, S Xie, D Loose, J Richer, A Malpica, K Lu, R Broaddus - MD Anderson Cancer Center, UT Houston Medical School, Houston, TX; University of Colorado Health Science Center, Denver, CO 133 Claudins-3 And 4 And Matrix Metalloproteinases 7 And 9 Expression In The Histologic Subtypes Of Endometrial Carcinoma (937) J-J Xiong, CE Sheehan, JS Ross - Albany Medical College, Albany, NY 134 Retained Ezrin Expression in Endometrial Carcinomas is Related to Poor Prognosis (848) M Köbel, T Langhammer, S Hauptmann - Martin-Luther-University, Halle, Germany 135 Cell Signaling Pathways In Endometrial Carcinoma: Immunohistochemical Study Reveals 4EPB1 As A Pivotal Factor (829) A Garcia, J Castellvi, F Rojo, C Ruiz-Marcellan, A Gil, S Ramon y Cajal - Vall Hebron University Hospital, Barcelona, Spain 136 5'-Inositol Phosphatase 2 (SHIP2) is Over-expressed in Endometrial Cancer (906) M Sever, M Tandon, N Prasad, S Badve - Indiana Univeristy, Indianapolis, IN; Purdue University, West Lafayette, IN 137 The Significance of Neuroendocrine Differentiation in Non-Small Cell Undifferentiated Carcinoma of the Endometrium (922) S Taraif, M Deavers, A Malpica, E Silva - MD Anderson Cancer Center, Houston, TX 138 The Spectrum of Clear Cells in Endometrioid Neoplasms (Other Than Secretory Type) (915) EG Silva, RH Young - MD Anderson Cancer Center, Houston, TX; Massachusetts General Hospital, Boston, MA 139 Are There Morphologically Recognizable Precursor Lesions Of Endometrial Clear Cell Carcinoma? (820) O Fadare, SX Liang, W Zheng - Yale University School of Medicine, New Haven, CT; State University of New York, Stony Brook, NY; Fudan University, China 140 Increasing Prevalence Of Uterine Serous Carcinoma: Trends Over Time In A Non-Referral Primary Practice Institution (833) N Goldstein, S Weiner - William Beaumont Hospital, Royal Oak, MI 141 Ewing's/PNET Differentiation in High Grade Uterine Papillary Serous Carcinomas (896) L Rashid, MR Quddus, CJ Sung, C Zhang, MM Steinhoff, WD Lawrence - Women & Infants Hospital, Brown Medical School, Providence, RI 142 Expression Of Potential Biologic Therapeutic Targets In Uterine Serous Carcinoma (894) M Prasad Hayes, D Hileeto, LH Ellenson - Weill Medical College of Cornell University, Mount Sinai School of Medicine, New York, NY 143 Uterine Carcinosarcoma: Immunohistochemical Studies On Tissue Microarrays With Focus On Potential Therapeutic Targets (808) D Cimbaluk, J Scudiere, J Rotmensch, AM Gown, P Bitterman - Rush University Medical Center, Chicago, IL; PhenoPath Laboratories, Seattle, WA 144 Clinicopathologic Features Of Malignant Mixed Mullerian Tumors In Patients With And Without Prolonged Survival (819) ED Euscher, MT Deavers, L Ramondetta, A Malpica - The University of Texas MD Anderson Cancer Center, Houston, TX 145 Mullerian Adenosarcomas: An Immunophenotypic Analysis of 35 Cases (918) RA Soslow, A Ali, E Negron, I Linkov, M Asher, E Oliva - Memorial Sloan-Kettering Cancer Center, New York, NY; Massachusetts General Hospital, Boston, MA 146 Clinicopathologic Comparison Of Tris-Acryl Gelatin Microspheres (TGM) And Polyvinyl Alcohol Particles (PVA) Following Uterine Artery Embolization For Leiomyomas (923) V Thonse, K Judson, HS Kim, R Vang - The Johns Hopkins Hospital, Baltimore, MD 147 Gonadotropin- Releasing Hormone Agonist Treatment On Uterine Leiomyomas Increases The Number Of Mast Cells (881) M Nakayama, T Mitsuhashi, S Ban, Y Shimizu, F Ogawa,Osamu Ishihara, M Shimizu - Saitama Medical School, Moroyama-machi, Saitama, Japan 148 Spatial Difference of Insulin Like Growth Factors in Large Uterine Leiomyomas (945) X Zhang, K Mittal, J-J Wei - New York University School of Medicine, New York, NY 149 Different Usage of the Promoters Responds for IGF2 Over Expression in Human Uterine Leiomyomas (933) J J Wei - New York University, New York, NY 150 Expression Of The Selected Gene Products In Uterine Adenomyosis Is Inversely Associated With That In Uterine Leiomyomata (863) M Levy, L Chiriboga, X Zhang, K Mittal, JJ Wei - St Joseph's Hospital and Medical Center, Phoenix, AZ; New York University Medical Center, New York, NY 151 Loss of Methylation Responses for Over Expression of IGF2 Sense and Antisense mRNA in Uterine Leiomyomas (890) L Peng, JJ Wei - New York University School of Medicine, New York, NY 152 Tissue Microarray Analysis of Immunohistochemical Profiles in Leiomyosarcomas and Leiomyomas (828) BR Gannon, TJ Childs - Kingston General Hospital, Kingston, ON, Canada 153 Expression Of p14, p16 And E2F Proteins In Benign And Malignant Uterine Smooth Muscle Tumors: An Immunohistochemical Study (805) L Chen, AM Bunch, L Yerian, B Yang - The Cleveland Clinic Foundation, Cleveland, OH 154 Expression Of Melanocytic ("PEComa") Markers In Smooth Muscle Tumors Of The Uterus: An Immunohistochemcial Analyisis Of 86 Cases (884) E Oliva, WL Wang, P Branton, S Logani, GF Zannoni, I Linkov, M Asher, RA Soslow - Massachusetts General Hospital, Boston, MA; Inova Fairfax Hospital, Falls Church, VA; Emory University, Atlanta, GA; Universita Cattolica, Rome, Italy; Memorial Sloan Kettering Cancer Center, New York, NY 155 HMB-45 Reactivity in Conventional Uterine Leiomyosarcomas (916) KW Simpson, KS Carrick, J Albores-Saavedra - Louisiana State University Health Sciences Center, Shreveport, LA; University of Texas Southwestern Medical Center, Dallas, TX 156 Fli-1 in Uterine Mesenchymal Neoplasms (909) J Shutter, CL van Sant, MR Wick, KA Atkins - University of Virginia, Charlottesville, VA 157 WT1 Expression May Differentiate Mullerian from Non-Mullerian Smooth Muscle Tumors (813) MT Deavers, EG Silva, ED Euscher, J Liu, RB Broaddus, A Malpica - The University of Texas MD Anderson Cancer Center, Houston, TX 158 Uterine Tumors Resembling Ovarian Sex-Cord Tumors: A Study Of 14 Cases Showing A Diverse Phenotypic Profile (812) L de Leval, D Waltregny, LM Dupuis, J Boniver, E Oliva - CHU Sart-Tilman, LiPge, LiPge, Belgium; Massachusetts General Hospital, Boston, MA 159 Interphase FISH Detection Of JAZF1-JJAZ1 Gene Fusion In Endometrial Stromal Tumors With Smooth Muscle Differentiation (883) E Oliva, L de Leval, C De Ceuninck, V Augenbron, RA Soslow, C Herens - Massachusetts General Hospital, Boston, MA; CHU Sart-Tilman, LiPge, Belgium; CHU Sart-Tilman, LiPge, Belgium; Memorial Sloan Kettering Cancer Center, New-York, NY 160 PDGFR± And PDGFR ²Are Expressed In Endometrial Stromal Sarcoma: A Potential Therapeutic Target For Tyrosine Kinase Inhibitors? (868) B Liegl, O Reich, FF Nogales, S Regauer - Medical University of Graz, Graz, Austria; University of Granada, Granada, Spain 161 PTEN Mutation In Endometrial Stromal Sarcomas (885) B Ologun, MR Quddus, CJ Sung, MM Steinhoff, H Bai, JM Kasznica, WD Lawrence - Women & Infants Hospital, Brown Medical School, Providence, RI 162 Biphasic Tumors Of The Uterus And Breast With Malignant Mesenchymal Component: A Comparative Immunohistochemical Study (791) S Andre, A Felix, J Soares - Instituto Portugues de Oncologia Francisco Gentil, Lisboa, Portugal 163 Myeloid Sarcoma Involving The Gynecologic Tract, A Report Of 11 Cases And Review Of The Literature (830) M Garcia, MT Deavers, RJ Knoblock, W Chen, AM Tsimberidou, JT Manning, Jr, LJ Medeiros - University of Texas MD Anderson Cancer Center, Houston, TX