Instructions are given in of form of lectures, tutorials, clinical and practical session. The students are exposed to these specific areas of general and chemical pathology germane to accurate differential diagnosis of oro-facial lesions. Regular clinical slide sessions are arranged to synchronise laboratory and clinical experience. Chair-side clinical sessions in out-patient oral diagnosis clinic reinforce didactic sessions. The students also undertake urban and rural community postings to carry out surveys, provide basic preventive and restorative treatments and plan/implement public health program.