POSTER SESSION I - STOWELL-ORBISON AWARDS COMPETITION Monday, March 26, 2007   —  9:30 AM - 12:00 Noon Convention Center, Exhibit Hall B - 1 Click on the blue numbers in parentheses to display abstracts. Click the button next to any title to add to Itinerary Planner... ...then notice the 'Event Added' prompt in the toolbar above as feedback:   HEAD AND NECK PATHOLOGY Poster# Title and Authors Itinerary Planner 139 p63 Expression in Basal Cell Carcinomas and Squamous Cell Carcinomas: A Potential Pitfall in Salivary Gland Neoplasms (1022) AR Hodges, L Talley, M Thomas, S Korourian - University of Arkansas for Medical Sciences, Little Rock, AR Add 140 Carcinoma Ex Pleomorphic Adenoma: Diagnostic Ancillary Biomarkers in Carcinomatous Transformation (1027) JW Kim, GY Kwon, SY Kim, KJ Cho - University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea; University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea Add 141 The Role of Claudin-1 in the Invasion and Metastases of Oral Squamous Cell Carcinomas (1044) A Ouban, S Kamel-Reid - University Health Network, Toronto, ON, Canada Add 142 EGFR Expression in Intraoral and Major Salivary Gland Acinic Cell Carcinoma (1048) L Ryan, J Omlie, JC Manivel, SE Pambuccian, I Koutlas - University of Minnesota, Minneapolis, MN; University of Minnesota, Minneapolis, MN Add 143 Intraoperative Frozen Section Clarifies the Thyroid Fine Needle Aspirate Diagnosis of Follicular Neoplasm: Reduction of Total Thyroidectomies for Benign Lesions (1058) S Wayne, RA Robinson - University of Iowa, Iowa City, IA Add