The prevalence and risk factors associated with osteoradionecrosis of the jaw in oral and oropharyngeal cancer patients treated with intensity-modulated radiation therapy (IMRT): The Memorial Sloan Kettering Cancer Center experience
The prevalence of ORN in OCC & OPC patients treated with IMRT is 4.3%. OPC patients are prone to develop ORN earlier compared to OCC patients. High radiation dose, poor periodontal status and alcohol use are associated with ORN.