POSTER SESSION I STOWELL-ORBISON/AUTOPSY and SURGICAL PATHOLOGY AWARDS COMPETITION Monday, March 9, 2009   —  9:30 AM - 12:00 Noon Hynes Convention Center, Hall C/D Click on the blue numbers in parentheses to display abstracts. Click the button next to any title to add to Itinerary Planner... ULTRASTRUCTURAL Poster# Title and Authors Itinerary Planner 250 Unique Ultrastructural Features in Pheochromocytoma from Patients with Mutations in the Succinate Dehydrogenase B and D Genes (1779) JM Osman, SF Fliedner, M Abu-Asab, K Pacak, M Tsokos - National Institutes of Health, Bethesda, MD Add