POSTER SESSION II Monday, March 24, 2003   —  1:00 - 4:30 PM Exhibit Hall A - C BREAST PATHOLOGY 24 Significance of the Detection of Occult Metastasis in a Sentinel Lymph Node Biopsy with the Introduction of the New Breast Cancer Staging System (93) KJ Bloom, L Assad, J Anderson, K Dowlat US Labs, Irvine, CA; Rush Medical Center, Chicago, IL; Rush Medical College, Chicago, IL 25 Are Occult Metastases Significant in Node Negative Breast Cancer Patients? (146) HJ Kahn, W Hanna, JA Chapman Sunnybrook & Womens College Health Sciences Centre, Toronto, ON, Canada 26 Sentinel Lymph Node Micrometastatic Disease Has an Aggressive Biological Immunophenotype in Patients with Axillary Macrometastases (106) DJ Dabbs, RL Kessinger, K McManus, R Johnson Magee-Womens Hospital, Pittsburgh, PA 27 Intraoperative Imprint Cytology for Evaluation of Axillary Sentinel Lymph Nodes in Breast Cancer (155) S Krishnamurthy, A Sahin, LP Middleton, FW Symmans, MG Gilcrease, N Sneige, ES Singletary, HM Kuerer, MI Ross, KK Hunt University of Texas/M D Anderson Cancer Center, Houston, TX 28 Intraoperative Evaluation (IOE) of Sentinel Lymph Nodes (SEN): How Can We Improve the Detection of Micrometastasis? (209) E Torres-Matundan, LK Tan, E Brogi, MSKCC, New York, NY 29 Detection of Tumor Cells in Lymph Nodes of Breast Cancer Patients: Comparision of Histology with RT-PCR (144) I Jovanovic, R Woodrick, R Goldschmidt, KL Kaul Evanston Northwestern Healthcare/Northwestern University, Evanston, IL 30 Clinicopathological Profile of Ductal Carcinoma In Situ with Sentinel Lymph Node Involvement (124) A Gopalan, P Anderson, S Hoda Weill Medical College of Cornell University, New York, NY 31 Expression of Fas and Fas-L by Breast Carcinoma Cells and Infiltrating Lymphocytes in the Primary Tumors and in Their Lymph Node Metastases (108) R Decuseara, F Giancotti, HL Ioachim Lenox Hill Hospital and New York University, New York, NY 32 Comparison of Prognostic Markers in Primary Breast Carcinomas and in Their Respective Axillary Lymph Node Metastases (112) F Fan, OW Tawfik, AL Namiq, MK Davis, CS Connor, WR Jewell, PA Thomas University of Kansas Medical Center, Kansas City, KS 33 Concordance of Estrogen and Progesterone Receptor Status, and Her-2/neu Protein Expression in Paired Primary Breast Carcinomas and Lymph Node Metastases (208) E Torres-Matundan, E Brogi, J Tracey, L Norton, C Hudis, M Robson, LK Tan Memorial Sloan-Kettering Cancer Center, New York, NY 34 Relationship between Histological Features of Primary Breast Cancer and Axillary Lymph Node Micrometastasis: Detection and Prognostic Significance (118) H Gobbi, VFZ Marinho, MS Zagury, LG Caldeira Federal University of Minas Gerais, Belo Horizonte, MG, Brazil 35 Cell Regulatory Proteins p53, Ki67 and p27 in Early (T1a & T1b) Breast Cancer: Role in Predicting Lymph Node Metastasis (139) H Jaratli, I Ali, B Xu, K Edmiston, M Wertheimer, A Khan University of Massachusetts Medical School, Worcester, MA 36 Prediction of Recurrence and Survial of Node Positive Breast Cancer Using Mutational Load and Heterogeneity of Lymph Node Deposits (194) E Sasatomi, D Aldeeb, PA Swalsky, L Niehouse, J Hunt, SD Finkelstein University of Pittsburgh Medical Center (UPMC), Pittsburgh, PA 37 Lymph Vessel Density Correlates with VEGF-D Expression, Nodal Status, and Prognosis in Breast Cancer (221) H Yasuoka, Y Nakamura, M Tsujimoto, Q Yang, K Kakudo Wakayama Medical Univesity, Wakayama City, Wakayama, Japan; Osaka Police Hospital, Osaka City, Osaka, Japan 38 The Significance of Regional Expression of TIMP-2 mRNA Regarding the Aggressiveness and Prognosis of Breast Carcinomas (175) LL Nakopoulou, EG Panayotopoulou, IA Giannopoulou, P Alexandrou, I Tsirmpa, S Markaki, A Keramopoulos Medical School, the National and Kapodistrian University of Athens, Athens, Greece; "Alexandra" Hospital, Athens, Greece 39 Expression of PTEN in Invasive Ductal Carcinoma of the Breast and the Relation to Angiogenesis and Tumor Behavior (159) JS Lee, YB Kim, MC Lee, CS Park, KW Min Seonam University, College of Medicine, Namwon, Republic of Korea; Chonnam University Medical School, Gwangju, Republic of Korea; Deaconess Hospital, Oklahoma, OK 40 Vascular Endothelial Growth Factor in Mammary Ductal Carcinoma (134) K Harrell, E Howard, R Kochhar, T Tadros, G Birdsong, S Lau Emory University School of Medicine, Atlanta, GA; Winship Cancer Institute, Atlanta, GA; Grady Memorial Hospital, Atlanta, GA 41 Correlation of Stromal Microvessel Density and Histologic Grade of Mammary Phyllodes Tumors (210) GMK Tse, PCW Lui, RA Scolyer, TC Putti, FYL Kung, CS Lee Chinese University of Hong Kong, Hong Kong; United Christian Hospital, Hong Kong; Royal Prince Alfred Hospital, Sydney, Australia; National University Hospital, Singapore 42 Detection of Stromal Markers in Phyllodes Tumor by Tissue Microarrays (149) N Kidwai, EC Shearon, EL Wiley Northwestern University Feinberg School of Medicine, Chicago, IL 43 Stromal Proliferations of the Breast, a Histologic Continuum in Fibroadenoma, Pseudoangiomatous Stromal Hyperplasia and Gynecomastoid Lesions: An Immunohistochemical Study (90) I Bansal, O Alassi, MW Lee, U Raju, Henry Ford Hospital, Detroit, MI 44 Malignancies Arising in Adenomyoepithelioma (AME) of Breast: Clinical Outcome and Immunohistochemical Characterization (136) ME Herrmann, G Bratthauer, MD Stamatakos, J Matusik, FA Tavassoli Armed Forces Institute of Pathology, Washington, DC; Boras Hospital, Boras, Sweden 45 Metaplastic (Spindle Cell / Sarcomatoid) Carcinoma of the Breast: Analysis of 32 Cases with Evidence of Aggressive Behavior (96) MR Carter, S Lester, CDM Fletcher Brigham and Women's Hospital & Harvard Medical School, Boston, MA