Fig. 3From: Risk factors for osteoradionecrosis of the jaw in patients with head and neck squamous cell carcinomaCumulative incidence curves of ORNJ stratified by V60 (a), primary tumor site (b), pre-RT mandibular surgery (c), and post-RT tooth extraction (d). ORNJ, osteoradionecrosis of the jaw; V60, relative volumes of the jaw exposed to 60Â Gy; RT, radiation therapy; OPC, oropharyngeal cancer; OC, oral cancerBack to article page