Clinical outcomes for the surgical treatment of sinonasal headache	217
David H. Harley, MD, Eric S. Powitzky, MD, and James Duncavage, MD, Nashville, Tennessee
Prognostic staging system and therapeutic effectiveness for recurrent or chronic sinusitis in children	222
Judith E. Cho Lieu, MD, Jay F. Piccirillo, MD, and Rodney P. Lusk, MD, St Louis, Missouri, and New Haven, Connecticut
Plasma surgery and topical estriol: Effects on the nasal mucosa and long-term results in patients with Osier's disease	233
Haneen Sadick, MD, Nairn Ramin, MD, Jasmina Oulmi, PhD, Hormann Karl, MD, and Wolfgang Bergler, MD, Mannheim, Germany
Surgical treatment of gunshot injuries to the mandible	239
Shawn D. Newlands, MD, PhD, MBA, Sreedhar Samudrala, MD, and W. Kevin Katzenmeyer, MD, Galveston, Texas, and Jackson, Mississippi
Purified protein derivative: The vital part of the cervical tuberculous adenitis diagnosis	245
Fikret Çinar, MD, Saniye Çinar, MD, Bülent Yilmaz, MD, and Okan Gürsel, MD, Zonguldak, Turkey
Transcranial contralateral cochlear stimulation in unilateral deafness	248
Jack J. Wazen, MD, Jaclyn B. Spitzer, PhD, Soha N. Ghossaini, MD, Jose N. Fayad, MD, John K. Niparko, MD, Kenneth Cox, MS, CCC-A, Derald E. Brackmann, MD, and Sigfrid D. Soli, MD, New York, New York, Baltimore, Maryland, and Los Angeles, California
Vibration-induced nystagmus in patients with vestibular disorders	255
Masafumi Ohki, MD, Toshihisa Murofushi, MD, Haruka Nakahara, MD, and Keiko Sugasawa, MD, Tokyo, Japan
Hyperbaric compression in the guinea pig with perilymph fistula	259
Paige E. Lindberg, MD, G. Joseph Parell, MD, Byron J. Gajewski, PhD, Angela R. Prevatt, BS, and Patrick J. Antonelli, MD, New Orleans, Louisiana, Gainesville, Florida, and Kansas City, Kansas
Free radicals and scavenging enzymes in chronic tonsillitis	265
Irfan Kaygusuz, MD, Nevin ilhan, MD, Turgut Karlidag, MD, Erol Keles, MD, Sinasi, Yalçin, MD, and Hasan Çetiner, MD, Elazig, Turkey
Evaluation of laryngeal function after implantation of the vagus nerve stimulation device	269
Perry M. Santos, MD, MS, Oklahoma City, Oklahoma
REVIEW ARTICLE
The role of leukotrienes in nasal allergy	274
Ilknur Haberal, MD, and Jacquelynne P. Corey, MD, Chicago, Illinois

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Abstract