Disorders of the maxillary sinus.

The maxillary sinuses often are visualized on oral and maxillofacial radiographs, and the dentist should be able to interpret any signs of disease in the area. In addition, disorders of the sinuses may result in symptoms that the patient interprets to be of dental origin. Conversely, dental diseases may influence the radiographic appearance of the sinuses. This article reviews the radiographic signs of common sinus disorders to help the clinician accurately assess the patient.