POSTER SESSION V Wednesday, March 26, 2003   —  9:30 AM - 12:00 Noon EXHIBIT HALL A - C GYNECOLOGIC PATHOLOGY 118 Microsatellite Alterations in Sex Cord Stromal Tumors with Sertoli, Granulosa and Combined Differentiation (874) ME Herrmann, FA Tavassoli Armed Forces Institute of Pathology, Washington, DC 119 Validation of Tissue Microarray Technology in Ovarian Carcinoma (951) DG Rosen, D McClain, EG Silva, MT Deavers, JS Liu M.D. Anderson Cancer Center, Houston, TX 120 Incidental Tumors in Prophylactic Oophorectomy Specimens from BRCA Mutation Carriers (837) ML Carcangiu, P Radice, G Spatti, S Manoukian, B Pasini Istituto Nazionale Tumori, Milan, Italy 121 Histopathology of Ovarian Tumors in Women with BRCA1 and 2 Mutations (836) ML Carcangiu, P Radice, G Spatti, S Manoukian, B Pasini Istituto Nazionale Tumori, Milan, Italy 122 Disruption of BRCA1 or BRCA2 by Allelic Deletion Is an Uncommon Event in Ovarian Carcinogenesis (932) RL Parker, CH Lee, LA Brown, N Makretsov, CB Gilks, D Robb, DG Huntsman Vancouver General Hospital and University of British Columbia, Vancouver, BC, Canada; Memorial University, St. John's, NF, Canada; British Columbia Cancer Centre, Vancouver, BC, Canada 123 Effects of Pre-Operative Chemotherapy on Pathological Assessment of Ovarian Surface Epithelial Carcinomas (912) MB Martens, A Beauchamp, B Gilks, T Ehlen, DM Miller, P Hoskins Vancouver General Hospital and University of British Columbia, Vancouver, BC, Canada; Vancouver General Hospital, Vancouver, BC, Canada; British Columbia Cancer Agency, Vancouver, BC, Canada 124 Transitional Cell Carcinoma of the Ovary (931) JY Park, GH Ahn, DY Oh, SR Hong Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea; Smasung Jeil Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea 125 Immunoreactivity for Calretinin and A103 (Melan A) in Stromal Cells Associated Ovarian Epithelial Tumors (964) MB Smolkin, AE Fong, JG Jones, M Li Albert Einstein College of Medicine/Montefiore Medical Center, Bronx, NY 126 Mullerian and Mesothelial Lymph Node Involvement in Patients with Ovarian Serous and Mucinous Borderline Tumors (916) S Mount, G Eltabbakh, L Simmons-Arnold, K Cooper University of Vermont, Burlington, VT 127 Mucinous Tumors Arising in Ovarian Mature Teratomas: Relationship to Pseudomyxoma Peritonei (950) BM Ronnett, JD Seidman Johns Hopkins University School of Medicine, Baltimore, MD; Washington Hospital Center, Washington, DC 128 Signet Ring Stromal Tumor of the Ovary (SRST): A Clinicopathologic Study with Histologic, Histochemical, and Immunohistochemical Comparison with Krukenberg Tumor (KT) (970) R Vang, J Prat, S Bague, FA Tavassoli Armed Forces Institute of Pathology, Washington, DC; Autonomous University of Barcelona, Barcelona, Spain 129 Immunohistochemical Profile of Ovarian Small Cell Carcinoma, Hypercalcemic Type (919) AG Neto, MT Deavers, EG Silva, A Malpica University of Texas-Houston, Houston, TX; M D Anderson Cancer Center, Houston, TX 130 Malignant Melanoma Involving the Ovary: A Clinicopathologic and Immunohistochemical Study (868) D Gupta, MT Deavers, EG Silva, A Malpica University of Texas Medical School; M.D. Anderson Cancer Center, Houston, TX 131 CD10, Inhibin, H-Caldesmon, and Calponin Expression in Ovarian Adult Granulosa Cell Tumor with Diffuse (Sarcomatoid) Growth Pattern (944) NC Ramirez, MD Perez-Montiel Ohio State University, Columbus, OH; Instituto Nacional de Cancerologia, Mexico City, Mexico 132 Immunohistochemical Analysis of Ovarian Sex Cord- Stromal Tumors with Mixed Granulosa and Sertoli Differentiation (972) R Vang, ME Herrmann, FA Tavassoli Armed Forces Institute of Pathology, Washington, DC 133 Microsatellite Instability (MSI) in Ovarian Sex Cord-Stromal Tumors with Mixed Granulosa and Sertoli Differentiation (971) R Vang, FA Tavassoli, KT Johnson, JS Saenger, ME Herrmann Armed Forces Institute of Pathology, Washington, DC 134 Tyrosine Kinases in Ovarian Dysgerminoma (910) A Malpica, R Broaddus, MT Deavers, J Kavanagh, EG Silva M. D. Anderson Cancer Center, Houston, TX 135 Ovarian Dysgerminoma: Evidence of Unique Single and Multiple KIT Mutations (938) RM Przygodzki, C Moran, AE Hubbs, A Malpica, T O'Leary AFIP, Washington, DC; MD Anderson, Houston, TX 136 Invasive Squamous Cell Carcinoma of the Vulva in Young Women (920) JL Netreba, MT Deavers, EG Silva, C Levenbach, A Malpica The University of Texas Medical School-Houston, Houston, TX; The University of Texas, M D Anderson Cancer Center, Houston, TX 137 Diagnostic Value of GLUT-1 Immunostaining in Squamous Cell Carcinoma (SCC) of the Vulva (854) LE De Las Casas, RN Miranda, MF Weiner, JJ Roman, DL Dunn, LE Rodriguez, H You, PL Hermonat, S Korourian University of Arkansas for Medical Sciences, Little Rock, AR; Truman Medical Center and University of Missouri - Kansas City, Kansas City, MO; Universidad Catolica Santa Maria, Arequipa, Arequipa, Peru 138 Maspin Expression in Differentiated (Simplex) Type VIN 3, In-Situ, Superficially Invasive and Invasive Squamous Cell Carcinomas of the Vulva (980) C Xu, MR Quddus, CJ Sung, MM Steinhoff, C Zhang, TM Zheng, WD Lawrence Women & Infants Hospital, Brown Medical School, Providence, RI 139 Cycolooxygenase-2 (COX-2) Immunostaining in Vulvar Dysplasia and Carcinoma (885) M Khalifa, R Kupets, G Rasty, A Covens University of Toronto, Toronto, ON, Canada