FDG PET/CT in Initial Staging of Adult Soft-Tissue Sarcoma

Figure 3

False negative a 35-year-old patient with a large round cell liposarcoma of the right ankle (top, small arrow) required nephrectomy for a large infrarenal mass (bottom, long arrow) which in retrospect was a non-FDG-avid lesion on the staging FDG-PET scan (middle, long arrow).