POSTER SESSION III Tuesday, March 25, 2003   —  9:30 AM - 12:00 Noon Exhibit Hall A - C BREAST PATHOLOGY 17 Presence of Columnar Alteration with Prominent Apical Snouts and Secretions and Relation with Biomarker Expression in 200 Breast Cancer Patients (141) D Jhala, L Talley, D Chhieng, A Frost University of Alabama at Birmingham, Birmingham, AL 18 Does Atypical Columnar Cell Hyperplasia on Breast Core Biopsy Warrant Follow-Up Excision? (176) SM Nasser, MJ Fan Massachusetts General Hospital, Boston, MA 19 Can Absence of High Molecular Weight Cytokeratin Expression Be Used as a Marker of Atypia in Columnar Cell Lesions of the Breast? (95) VP Carlo, J Fraser, N Pliss, JL Connolly, SJ Schnitt Beth Israel Deaconess Medical Center, Boston, MA; Boston, MA 20 Quality Assurance in Breast Surgical Pathology: An Audit of Breast Core Biopsies in a Central London Teaching Hospital (113) SH Fernandez, DJ Hadjiminas, DA Cunningham, PB Rajan St.Mary's Hospital, London, England, United Kingdom 21 Accuracy of Core Needle Biopsy Diagnosis in Assessing Papillary Breast Lesions: Histologic Predictors of Malignancy (138) D Ivan, V Selinko, AA Sahin, N Sneige, LP Middleton University of Texas-Houston, Houston, TX; U.T. M.D. Anderson Cancer Center, Houston, TX 22 Histologic Findings in Core Biopsy and Resection Specimens of Central and Peripheral Papillomas of the Breast (201) H Sheikh, DJ Dabbs, W Poller, K McManus, R Johnson Magee-Womens Hospital of UPMCHS, Pittsburgh, PA 23 Core Biopsy of Breast Carcinoma: To Grade or Not To Grade? (185) R Quimbo, S Ngadiman, B Siegel, F Smith, J Gillooley The Saint Vincent's Catholic Medical Center of New York, New York, NY 24 Atypia in Ductal Lavage: A Follow Up Experience with Ductography, Ductoscopy and Tissue Biopsy (168) S Masood, S Khan, R Nayar University of Florida Health Science Center, Jacksonville, FL; Northwestern Memorial Hospital, Feinberg, Chicago, IL 25 Atypical Ductal Hyperplasia in Stereotactic Mammotome Biopsy: Can We Predict Likelihood of Upgrade to DCIS or Invasive Carcinoma at Excision? (98) L Chen, A Singhal, A Swinford, V Shah, U Raju Henry Ford Hospital, Detroit, MI 26 Correlation of Tumor Size with Survival in Multifocal Breast Carcinoma (81) AA Andea, D Bouwman, T Wallis, DW Visscher Wayne State University, Detroit, MI; Mayo Clinic, Rochester, MN 27 Amount of Carcinoma near Initial Excision Specimen Margins Is Associated with the Amount of Carcinoma in Reexcision Specimens from 441 Invasive Breast Carcinomas: Criteria To Select Patients for Reexcision Surgery (122) NS Goldstein, L Kestin, F Vicini William Beaumont Hospital, Royal Oak, MI 28 Factors Associated with Distant Metastases and Survival in Patients with Invasive Carcinoma of the Breast Treated with Breast Conserving Therapy: The Importance of Amount of Carcinoma near the Margin (121) NS Goldstein, L Kestin, F Vicini William Beaumont Hospital, Royal Oak, MI 29 Use of Tissue Slicer for Better Examination of Breast Cancer Specimens (173) J-M Mosquera, L Assad, KJ Bloom Rush-Presbyterian-St. Luke's Medical Center, Chicago, IL; US Labs, Irvine, CA 30 E-Cadherin Immunostain Distinguishes Apocrine Ductal Carcinoma from Apocrine Lobular Carcinoma (99) X Chen, SA Hoda, PP Rosen NYPH-Weill Cornell Medical Center, New York, NY 31 E-Cadherin in Pleomorphic Lobular Carcinoma In Situ and Indeterminant Carcinoma In-Situ of Breast (186) HS Qureshi, G Divine, MD Linden, U Raju Henry Ford Hospital, Detroit, MI 32 E-Cadherin Reliably Distinguishes Lobular and Ductal Carcinoma (133) M Harigopal, SJ Shin, PP Rosen NYPH-WMCCU, New York, NY