Oral cancer is defined as the uncontrollable growth of cells that invade and cause damage to surrounding tissue in oral cavity. The term oral cancer includes cancers of the oral cavity and the pharynx. Oral cancer occur anywhere in the mouth, on the surface of the tongue, the lips, inside the cheek, in the gums, in the roof and floor of the mouth, in the tonsils, and in the salivary glands. It can be life threatening if not diagnosed and treated early. Oral cancer also known as mouth cancer, is a type of head and neck cancer and is any cancerous tissue growth located in the oral cavity. It may arise as a primary lesion originating in any of the tissues in the mouth, by metastasis from a distant site of origin, or by extension from a neighboring anatomic structure, such as the nasal cavity. Alternatively, the oral cancers may originate in any of the tissues of the mouth, and may be of varied histologic types are teratoma, adenocarcinoma which is derived from a major or minor salivary gland, lymphoma from tonsillar or other lymphoid tissue, or melanoma from the pigment-producing cells of the oral mucosa.
- Track 1-1 Types of Oral cancer
- Track 2-2 Source of Oral cancer
- Track 3-3 Identification of Oral cancer
- Track 4-4 Advancement in therapy