2. The most common in the oral and maxillofacial cancer SCC : 90% Flowed by salivary gland, lymphoma, sarcoma
3. classification Histogenetics:- Epthelial tissue. connective tissue. Histological :- Degree of differentiation Well differentiated. Moderate differentiated. Poorly differentiated. Prognosis : stage ( I , II , III , IV )
4. Factor that affected cancer management :- Related to cancer. Related to patient. Related to care give ( doctor factor ).
5. Related to cancer. Type of cancer histologically ( SCC, Lymphoma ,Sarcoma) Site . Size ( T stage). Differentiation ( well, moderate ,poor). Responsive to surgery or radiation . Location (ant versus post). Proximity to bone ( mandible , maxilla) State of cervical lymph node. Previous treatment . Histologically ( type , grade and depth of invasion)
6. Related to patient. Age . General condition. Tolerance of treatment. Occupation of the patient. Acceptance and compliance by the patient. Lifestyle (smoking , drinking). Other socioeconomic consideration. Nutrition , oral hygiene.
7. Related to care give ( doctor factor ). Skills and knowledge of management . Expertise in various descriptions.