Oral Pathology is the branch of dentistry which deals with the nature & diagnosis of diseases affecting oral and maxillofacial region. It investigates the causes, processes and outcome of the diseases. This subject teaches students to identify the clinical symptoms of the patients and to advise appropriate diagnostic tests. In addition to the routine microscopic changes, the students learn the cellular, ultra-structural and molecular changes related to the disease. This subject prepares the students to identify any abnormality present in the oral and maxillofacial region during their clinical practices so that it can be managed appropriately.