POSTER SESSION VI Wednesday, March 02, 2005   —  1:00 - 4:00 PM Convention Center, Exhibit Hall B BREAST PATHOLOGY 1 Diagnostic Utility of Cell Cycle Markers (Ki-67, skp2, p27, cyclin D1) in the Distinction between Benign and Malignant Vascular Tumors of the Breast (220) SJ Shin, PP Rosen - Weill Medical College of Cornell University, New York, NY 2 Angiosarcoma of the Breast: Histopathologic Prognostication and Immunohistologic Features (128) NM Diaz, CE Cox, JO Palmer - Moffitt Cancer Center and Research Institute, Tampa, FL; St. John Medical Center, Tulsa, OK 3 Nuclear and Cytoplasmic Expression of ß-Catenin in Spindle Cell Metaplastic Tumors of the Breast (181) BK McLaren, H Gobbi, P Wirth, RA Jensen, M Sanders, JF Simpson, DL Page - Vanderbilt University Medical Center, Nashville, TN; Federal University of Minas Gerias, Belo Horizonte, Brazil 4 Grading and Behavior of Predominantly Spindle Cell Metaplastic Breast Tumors (142) H Gobbi, JF Simpson, RA Jensen, SJ Olson, AD Borowsky, DL Page - Federal University of Minas Gerais, Belo Horizonte, MG, Brazil; Vanderbilt University Medical Center, Nashville, TN 5 Benign Spindle Cell Stromal Tumor of the Breast (BSST): A Proposed Schemata for Simplifying the Classification of Benign Myofibroblastic Tumors (190) PM Monteiro, BK McLaren, S Olson, RA Jensen, JF Simpson, C Leal, DL Page - Portuguese Oncology Institute, Porto, Portugal; Vanderbilt University School of Medicine, MCN, Nashville, TN 6 Implant-Associated Mesenchymal Tumors (IAMT) of the Breast: A Fortuitous or Causal Association? (101) BL Balzer, SW Weiss - Emory University, Atlanta, GA 7 p53 and CD117 Immunohistochemistry in Breast Phyllodes Tumors: A Tissue Microarray Study (226) PH Tan, T Jayabaskar, S Selvarajan, Y Tan, MH Hilmy, G Yip, BH Bay - Singapore General Hospital, Singapore; National Kidney Foundation, Singapore; National University of Singapore, Singapore 8 The Significance of c-kit Expression in Phylloides Tumors (148) WM Hanna, B Djordjevic, HJ Kahn - Sunnybrook & Women's College Health Sciences Centre, University of Toronto, Toronto, ON, Canada 9 Clinicopathologic Analysis of Solid Papillary Carcinoma of the Breast (202) H Qureshi, H Nassar, D Visscher - Mayo Clinic, Rochester, MN; Wayne State University/Harper Hospital, Detroit, MI 10 Basaloid Carcinoma of the Breast: A Review of 7 Cases, with Delineation of a Possible Clinicopathologic Entity (137) G Falconieri, J Lamovec, S Pizzolitto - General Hospital S. Maria della Misericordia, Udine, Italy; Institute of Oncology, Ljubljana, Slovenia 11 Adenoid Cystic Carcinoma of the Breast Is Distinguished from Collagenous Spherulosis and Cribriform Ductal Carcinoma In-Situ by C 117 and Calponin Immunohistochemistry (224) RS Swain, C Zaloudek, DR Chase, YY Chen, JT Rabban - UCSF, San Francisco, CA; California Tumor Tissue Registry, Loma Linda, CA 12 Tubulolobular Carcinoma: A Morphologic and Immunophenotypic Study of 11 Cases (136) NN Esposito, M Chivukula, DJ Dabbs - University of Pittsburgh, Pittsburgh, PA; Magee-Womens Hospital of UPMC, Pittsburgh, PA 13 ZO-1 and Occludin - Novel Markers of Lobular Carcinoma of Breast (94) B Agarwal, S Mehrotra, A Morimiya, S Badve - Indiana University, Indianapolis, IN 14 Frequent Overexpression of Epidermal Growth Factor Receptor (EGFR) in Mammary High-Grade Ductal Carcinomas with Myoepithelial Differentiation (DCMD) (228) T Tashiro, T Shien, M Omatsu, T Masuda, K Furuta, H Tsuda, T Hasegawa - National Cancer Center Hospital and Research Institute, Tokyo, Japan; National Defense Medical College, Saitama, Japan 15 The Basal Subtype of Breast Carcinomas Represents the Group of Breast Carcinomas That May Benefit from EGFR-Targeted Therapies (221) KP Siziopikou, R Ariga, K Proussaloglou, P Gattuso, C Valadez, M Cobleigh - Rush University Medical Center, Chicago, IL 16 Immunohistochemical Evaluation for Myoepithelial Markers, Cytokeratin 8/18, EMA and Vimentin in the Basal-Like Subtype of Invasive Breast Carcinoma (174) CA Livasy, G Karaca, CM Perou - University of North Carolina, Chapel Hill, NC 17 Identification of the Relative Levels of Human Cytokeratins Expression in Adenocarcinoma of the Breast: Comparison with 60 Different Tumor Types (207) M Reyes, D Baunoch, MW Moore, BW Tirtorahardjo, M Opel, A Au, G Krause, A Tassin, N Edejer, J Haut, X Ma, M Erlander - US Labs, Irvine, CA; Arcturus, Mountain View, CA 18 Chromosome 10p and 12p Gains Characterise Medullary from Ductal Invasive Breast Carcinomas: A Genome Wide Array-Based Comparative Genomic Hybridization and Immunohistochemistry Analysis of 12 Cases (236) A Vincent-Salomon*, N Gruel*, P de Crémoux, R Dendale, A Fourquet, X Sastre-Garau, O Delattre, B Sigal-Zafrani, A Aurias, * Equally contributing authors - Institut Curie, Paris, France 19 Medullary and Atypical Medullary Carcinoma of the Breast: Expression of BRCA-1, HLA-DR and Beta-2 Microglobulin and Lack of Evidence of Epstein-Barr Virus Infection (117) ED Chang, EJ Lee, CS Kang - Catholic University of Korea, Seoul, Korea 20 BRCA2 Associated Breast Cancer: Histopathologic and Biomarker Profiling (102) AL Bane, E Shi, S Tjan, T Earle, C Have, IL Andrulis, FP O'Malley - Mount Sinai Hospital, Toronto, ON, Canada; Samuel Lunenfeld Research Institute/Mount Sinai Hospital, Toronto, ON, Canada; University of Toronto, Toronto, ON, Canada 21 Predicting the Status of Axillary Sentinel Lymph Nodes in 4351 Patients with Invasive Breast Carcinoma Treated in a Single Institution (235) G Viale, E Maiorano, G Mazzarol, G Pruneri - European Institute of Oncology and University of Milan School of Medicine, Milan, Italy; University of Bari, Bari, Italy 22 Absence of Heterotopic Non-Neoplastic Epithelial Tissue in 3904 Axillary Lymph Nodes Studied by Serial Sectioning (154) S Iken, M Schmidt, SC Schaefer, CJ Kirkpatrick, HA Lehr - Universit of Mainz, Mainz, Germany 23 Total Embedded Axillary Tissue Does Not Affect N Stage of Breast Cancer (166) Y Kwon, EK Hong, JS Ro, ES Lee, JY Ro - National Cancer Center, Goyang, Gyeonggi-do, Republic of Korea; Asan Medical Center, Seoul, Republic of Korea 24 Comprehensive Sectioning of Sentinel Lymph Nodes in Breast Cancer: Is the Small Prey Worth a Big Hunt? (138) G Falconieri, S Pizzolitto, G Gentile - General Hospital, Udine, Italy 25 Automated Quantitative Analysis (AQUA) of E-Cadherin Expression in Breast Cancer Lymph Node Metastases Is Predictive of Survival (149) M Harigopal, AJ Berger, HM Kluger, DL Rimm - Yale University School of Medicine, New Haven, CT 26 Syndecan-4 Is Specifically Overexpressed in Microvessels of Breast Carcinomas (233) R Van Buren, K Swartz, F Baba, Y Zhang, W Wolberg, J Eickhoff, A Friedl - University of Wisconsin, Madison, WI 27 Lymphangiogenesis Does Not Occur in Breast Cancer (95) B Agarwal, S Mehrotra, A Morimiya, R Saxena, S Badve - Indiana University, Indianapolis, IN 28 The Use of D2-40, a Marker for Vascular Endothelium, in Diagnostic Breast Pathology (210) M Rivera, SL Merlin, X Chen, JM Shamonki, SA Hoda - NYPH-Weill Cornell Medical Center, New York, NY 29 Does D2-40 Immunohistochemical Staining Improve Detection of Lymphovascular Space Invasion in Invasive Breast Carcinoma When Compared to Deeper H&E Levels? (129) KD Doeden, N Joste, T Bocklage - University of New Mexico, Albuquerque, NM 30 The Detection of Isolated Tumor Cells in Bone Marrow Comparing Brightfield and Multi Color Fluorescent Microscopy (164) DN Krag, R Kusminsky, E Manna, AB Ambaye, D Weaver, SP Harlow, M Covelli, MA Stanley, L McCahill, F Ittleman, B Leavitt, M Krag - University of Vermont, Burlington, VT; The CAMC Institute, Charleston, WV;