Objective: Chronic sinusitis is one of the most commonly diagnosed illnesses in the United States. The educational objectives of this review article are for the participant to exercise, self-assess, and improve his or her understanding of the imaging evaluation of sinonasal disease.
Conclusion: This article describes the anatomy, pathophysiology, microbiology, and diagnosis of sinonasal disease, including chronic and fungal sinusitis, juvenile nasopharyngeal angiofibroma, inverted papilloma, and chondrosarcoma.