Book excerpt: In this issue, guest editors bring their considerable expertise to this important topic. - Contains 14 practice-oriented topics including imaging of maxillofacial trauma; normal and variant sinonasal anatomy; infectious and inflammatory sinonasal diseases; malignant and nonmalignant sinonasal tumors; proton radiotherapy of sinonasal and skull base malignancies: imaging considerations of RT and complications; and more. - Provides in-depth clinical reviews on imaging of common oral cavity, sinonasal, and skull base pathology, 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.