Fig. 7
From: Assessment and characterisation of common renal masses with CT and MRI
CT imaging presentation (courtesy of Siegfried Schwab, University Hospital Erlangen, Germany; with permission) of renal lymphoma with unilateral (arrows in a–c) and bilateral (arrows in d) hypoenhancing focal masses with diffuse renal swelling and perirenal oedema. Small masses can be found in the cortex and with signs of infiltration of the perirenal space (arrow in c)