POSTER SESSION I STOWELL-ORBISON/AUTOPSY and SURGICAL PATHOLOGY AWARDS COMPETITION Monday, March 22, 2010   —  9:30 AM - 12:00 Noon Exhibit Hall Click on the blue numbers in parentheses to display abstracts. Click the button next to any title to add to Itinerary Planner... HEAD & NECK PATHOLOGY Poster# Title and Authors Itinerary Planner 166 Salivary Mucoepidermoid Carcinoma: Clinicopathologic Study of 53 Patients (1215) E Adler, C Sarta, RV Smith, R Owen, J Smith, B Schiff, D Gitler, M Brandwein-Gensler - Montefiore Medical Center, Bronx, NY Add 167 Extracapsular Extension in Oropharyngeal Squamous Cell Carcinoma: Only Soft Tissue Metastasis Predicts Disease Recurrence but Does so Independent of HPV Status (1222) DH Carpenter, WL Thorstad, J Zhang, JS Lewis, Jr - Washington University, St Louis, MO Add 168 Detection of BRAFV600E Mutation in Papillary Thyroid Carcinoma by Highly Sensitive Single Strand Conformation Polymorphism Analysis (1228) C Flynn, C Theoharis, D Chhieng, M Prasad, P Hui - Yale New Haven Hospital, New Haven, CT Add 169 Adenosquamous Carcinoma of the Head and Neck: Relationship to HPV (1239) RP Masand, SK El-Mofty, JS Lewis, Jr - Washington University in St Louis, St Louis, MO Add 170 Extra- Versus Intratumoral Perineural Invasion in Non-Cutaneous Head and Neck Squamous Cell Carcinomas (1245) BA Palla, ME Miller, MA St John, DA Elashoff, CK Lai - David Geffen School of Medicine, UCLA, Los Angeles, CA Add 171 IgG4-Positive Plasma Cell Infiltrates in Chronic Sialadenitis Involving Submandibular Glands (1254) SS Shah, TC Smyrk, JE Lewis - Mayo Clinic, Rochester, MN Add 172 Immunohistochemical Expression of CD117 (C-Kit) in Mucosal Melanomas of the Head and Neck (1255) RS Shibata, F Martiniuk, Y Qian, HG Liu, H Yee, W Levis, BY Wang - New York University School of Medicine, New York, NY; Tong Ren Hospital, Beijing, China Add 173 Cyclin B1 and E2F-1 Expression Correlates with P16 in Head and Neck Squamous Cell Carcinomas (1260) WU Todd, JF Silverman - Allegheny General Hospital, Pittsburgh, PA Add