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. 2014 Jul-Sep;29(3):151–157. doi: 10.4103/0972-3919.136564

Figure 13.

Figure 13

Pitfalls due to treatment related complications - osteoradionecrosis [ORN]. Post radiation therapy for hypopharyngeal cancer. Axial fused PET/CT shows intense FDG uptake along the hyoid bone (arrowhead in a and b). Axial CT shows subtle erosion of the hyoid bone along with a small collection and air pockets (arrows in c and d). Findings suggest the diagnosis of ORN of the hyoid bone