The objective of this Year 1 course is directed toward the interpretation and diagnosis of diseases of the maxillofacial region, and to stimulate the critical analysis of the application of diagnostic imaging for this purpose. The course consists of seminars and radiologic clinics that are composed of the following components: seminars in advanced radiologic interpretation of abnormalities and diseases of the maxillofacial region; a radiologic clinic and radiologic rounds directed to the investigation of abnormalities and diseases of the maxillofacial region; seminars in the mechanisms of disease with correlations to their appearances on diagnostic images; and review of the current literature in oral and maxillofacial radiology. Clinical training includes practical experiences with the applications of extraoral and intraoral radiology, sialography, computed tomography, and magnetic resonance imaging to the diagnostic process.