18F-FDG PET/CT of Secondary Epithelioid Angiosarcoma of the Proximal Femur in a Patient With Polyostotic Fibrous Dysplasia
Fibrous dysplasia rarely transforms into a secondary malignancy. We present the PET/CT findings at pretreatment and posttreatment in an exceedingly rare case of epithelioid angiosarcoma of the bone secondary to polyostotic fibrous dysplasia.