57-year-old man with non-Hodgkin lymphoma and renal mass.
A, Unenhanced CT image shows 50-mm homogeneous renal mass
(arrow).
B, Axial fused PET/CT image shows that lesion
(arrow) is moderately avid (maximum standardized uptake
value, 5.26 g/mL). Final diagnosis, as determined on basis of histologic
findings, was papillary renal cell carcinoma.