Experience of first deployed otolaryngology team in Operation Iraqi Freedom: The changing face of combat injuries	100
Joseph Brennan, MD, FACS, COL, USAF, MC, FS
Lackland Air Force Base, Texas
Comparison of posttonsillectomy pain using the ultrasonic scalpel, coblator, and electrocautery	106
Stephen P. Parsons, MD, Susan R. Cordes, MD, and Brett Comer, BS
Indianapolis, Indiana
Post-tonsillectomy morbidity and quality of life in pediatric patients with obstructive tonsils and adenoid: Microdebrider vs electrocautery	114
Craig S. Derkay, MD, FAAP, David H. Darrow, MD, DDS, Camille Welch, MPH, and John T. Sinacori, MD
Norfolk, Virginia
Opening plugged tympanostomy tubes: Effect of biofilm formation	121
Ajay J. Mehta, BS, James C. Lee, BS, Gary R. Stevens, PhD, and Patrick J. Antonelli, MD
Gainesville, Florida
Effect of nitric oxide and peroxynitrite on mucociliary transport function of experimental otitis media	126
Eun-ju Jeon, MD, Yong-Soo Park, MD, Seung Kyun Lee, MD, Sang-Won Yeo, MD, Shi Nae Park, MD, and Ki-Hong Chang, MD
Incheon, Korea
Long-term effectiveness of ear-level devices for tinnitus	132
Robert L. Folmer, PhD, and Jennifer R. Carroll, MS, CCC-A
Portland, Oregon
Intraoperative evaluation of cortical bony margins with frozen-section analysis	138
Lance E. Oxford, MD, and Yadranko Ducic, MD, FRCS(C), FACS
Dallas and Fort Worth, Texas
Decreased E-cadherin but not β-catenin expression is associated with vascular invasion and decreased survival in head and neck squamous carcinomas	142
Kevin A. Kurtz, MD, Henry T. Hoffman, MD, M. Bridget Zimmerman, PhD, and Robert A. Robinson, MD, PhD
Iowa City, Iowa
Genomic instability in the progression of sporadic nasopharyngeal carcinomaa	147
Guolin Tan, MD, PhD, Yumin Chu, MS, Jiangbo Chen, MS, and Heqing Li, MD
Hunan, China; and Davis, California
Review
Recurrent periorbital cellulitis: An unusual clinical entity	153
Alexander Sorin, MD, Max M. April, MD, and Robert F. Ward, MD
New York, New York
Continued on page 10A
Clinical Techniques and Technology
Fourth branchial pouch sinus: From diagnosistotreatment	157
Renaud Garrel, MD, Elham Jouzdani, MD, Quentin Gardiner, MD, Marc Makeieff, MD, Michel Mondain, MD, PhD, Paul Hagen, MD, Louis Crampette, MD, PhD, and Bernard Guerrier, MD
Montpellier, France; and Dundee, United Kingdom
Clinical Photographs
Massive spindle cell lipoma	164
Ali Ghazanfari, MD, and Randy Oppenheimer, MD
Phoenix, Arizona
Spontaneous CSF otorrhea from a defect in the medial wall of the middle ear	166
Tara Mackle, AFRCSI, Joe Hughes, FRCS, ORL, HNS, John Fenton, FRCS, ORL, HNS, and Rory McConn Walsh, FRCS, ORL, HNS
Dublin and Limerick, Ireland
Case Reports
Chondro-osseous respiratory epithelial hamartoma of the sinonasal tract	168
Ellen Choi, BS, Peter J. Catalano, MD, FACS, and K. Greg Chang, MD
Burlington, Massachusetts
Spontaneous retropharyngeal emphysema	170
Zhenqing Brett Wu, MD, Nilesh Patel, MD, and Roy Holliday, MD
New York, New York
Bilateral pyriform sinus fistulas presenting as recurrent suppurative thyroiditis	173
Robert L. Dean, MD, PhD, and Thomas Donovan, MD
St. Louis, Missouri
Pyogenic granuloma arising from vallecula	175
Arkadi Yakirevitch, MD, Eduard Fridman, MD, and Lev Bedrin, MD, PhD
Tel-Hashomer, Israel
Transorbital penetrating injury of paranasal sinuses and anterior skull base by a plastic chair glide: Management options of a foreign body in multiple anatomic compartments	177
Yuan-Heng Tsao, MD, Chuan-Hsiang Kao, MD, Hsing-Won Wang, MD, Shy-Chyi Chin, MD, and Kris S. Moe, MD
Taipei, Taiwan; and San Diego, California
Reader Services
Author guidelines	12A
Editorial Board	17A
Sponsors	18A
Information for readers	24A
Change of address	36

Contents

Abstract