POSTER SESSION VI Wednesday, March 02, 2005   —  1:00 - 4:00 PM Convention Center, Exhibit Hall B ULTRASTRUCTURAL PATHOLOGY 209 Benign and Malignant Oncocytic Neoplasms of the Adrenal Cortex Have Different Mitochondrial Morphology: An Ultrastructural and Immunohistochemical Study of 7 Cases (1571) MD Legmann, JR Shia, RA Erlandson, LH Tang, DS Klimstra - Memorial Sloan Kettering Cancer Center, NY 210 Lipofuscin Content as a Marker Differentiating Renal Oncocytoma from Renal Cell Carcinoma, and for Estimating Metastatic Potential of Carcinoids (1568) H Chen, ND Cassai, B West, GS Sidhu - New York University School of Medicine, New York, NY; New York Harbor Healthcare System, New York, NY 211 Renal Tumors in Hereditary Leiomyomatosis Renal Cell Carcinoma Syndrome: Ultrastructural Characterization (1566) A Ahmed, C Torres-Cabala, M Linehan, M Merino, M Tsokos - National Cancer Institute, Bethesda, MD; Center for Cancer Research, Bethesda, MD 212 The Importance of Ultrastructural Evaluation of Tubular Casts in Renal Biopsies in Adults (1575) NO Uribe-Uribe, GA Herrera - LSU Health Sciences Center, Shreveport, LA 213 Ribonucleotide Reductase p53R2 Deficiency and Rapid Onset Renal Failure: Murine Model with Ultrastructural Correlation (1570) J Hicks, P Vogel, D Powell - Texas Children's Hospital, Baylor College of Medicine, Houston, TX; Lexicon Genetics Incorporated, Woodlands, TX 214 Sclerosing Rhabdomyosarcoma in Pediatrics: A Matrix-Rich Rhabdomyosarcoma Variant (1569) J Hicks, E Popek, A Heerema, D Lopez-Terrada - Texas Children's Hospital, Baylor College of Medicine, Houston, TX 215 Globular Hepatic Amyloid (1565) N Agaram, J Shia, D Klimstra, N Lau, R Erlandson, O Lin, D Filippa, T Godwin - Memorial Sloan-Kettering Cancer Center, New York; Washington Hospital Center, Washington, DC 216 In Situ Visualization of Ferritin and Hemosiderin in Alzheimer's Disease Hipocampus by Tem and X-Ray Nanoanalysis (1574) C Quintana, S Bellefqih, JY Laval, A Gloter, A Croisy - Institut Curie, Paris, France; GHU Pitie-Salpetriere, Paris, France; Laboratoire de Physique du Solide, Paris, France