Diagnostic imaging : Head and neck / Bernadette L. Koch, MD, Associate Director of Radiology, Cincinnati Children’s Hospital Medical Center, Professor of Clinical Radiology and Pediatrics, University of Cincinnati College of Medicine, Cincinnati, OH, Bronwyn E. Hamilton, MD, Professor of Radiology, Director of Head & Neck Radiology, Oregon Health & Science University, Portland, Oregon, Patricia A. Hudgins, MD, FACR, Professor of Radiology and Otolaryngology, Director of Head & Neck Radiology, Department of Radiology and Imaging Sciences, Emory University School of Medicien, Atlanta, Georgia, H. Ric Harnsberger, MD, R.C. Willey Chair in Neuroradiology, Professor of Radiology and Otolaryngology, University of Utah School of Medicine, Salt Lake City, Utah