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A patient being restaged for breast cancer. (a) A coronal PET image through the neck shows a small, linear focus in the lower right cervical spine (arrow). (b) Coronal CT and (c) fusion images show this to reflect facet arthropathy. (d) A sagittal PET image shows a more suspicious focus anteriorly (arrowhead), worrisome for metastasis (or possibly severe degenerative disk disease). (e) Sagittal CT and (f) fusion images show this to reflect a destructive metastasis in C2 (arrowheads).
