Presentation
Sudden onset jaw pain. PH SCC floor of mouth treated with adjunct DXT
Patient Data

Changes of osteonecrosis of the mandible. New finding since last OPG is there presence of a fracture

There are changes of lysis and sclerosis involving the mid mandible on the right compatible with changes of previous radiotherapy.
Case Discussion
Many cancers of the oral cavity are treated with adjunct radiotherapy. Complications encountered in the mandible include radiation necrosis, infection and fractures.
Bone complications are best assessed with CT. Soft tissue involvement of infection or recurrence of an oral cancer is best imaged with contrast enhanced MRI.