BDS 2nd year students are also taught General Pathology Microbiology besides Oral Pathology. Oral pathology includes developmental tooth-related and skeletal issues, dental caries, and pulp and periapical pathology. Orofacial infections. Oral pre-cancer and oral cancer. Odontogenic cysts and tumors. Soft tissue tumors. Bone pathology, salivary gland pathology, vesiculobullous disease. Oral manifestation of systemic disease.