In this issue of Neuroimaging Clinics, guest editor Dr. William T. O'Brien, Sr., brings his considerable expertise to the topic of Pediatric Head and Neck Imaging. The differential diagnosis of neck masses in pediatric patients differs compared to masses that arise in adults. In this issue, top experts in the field discuss imaging of hearing loss, sinus infections, neck masses, and congenital lesions, and more. Contains 11 relevant, practice-oriented topics including conductive hearing loss in children; congenital cystic neck masses; common solid and vascular neck masses in children; pediatric facial and paranasal sinus infections; infectious and inflammatory processes of the orbits in children; and more.  Provides in-depth clinical reviews on pediatric head and neck imaging, offering actionable insights for clinical practice.  Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.