POSTER SESSION I Monday, March 08, 2004   —  9:30 AM - 12:00 Noon Exhibit Hall B and C NEUROPATHOLOGY 180 Dysembryoblastic Neuroepithelial Tumors: Association with or Progression to Higher Grade Gliomas (1324) FM Cady, CA Welsh, JR McEvoy, SE Presnell, RE McLendon, SJ Haines, MT Smith - Medical University of South Carolina, Charleston, SC; Duke University, Durham, NC 181 C-kit (CD117) Expression in Glial Tumors (1326) N Cetin, GA Dienel, M Gokden - University of Arkansas for Medical Sciences, Little Rock, AR 182 Chromogenic In Situ Hybridization (CISH) Accurately Identifies EGFR Amplification in Small Cell Glioblastoma Multiforme (SCGBM), a Common Subtype of Primary GBM (1343) A Rapkiewicz, R Ronchetti, K Carr, D Blumenthal, E Rushing, M Santi, M Quezado - National Institute of Health, Bethesda, MD; University of Utah, Salt Lake City, UT; Armed Forces Institute of Pathology, Washington, DC; Children's Hospital, Washington, DC