Fig. 1

Maximum intensity projection (MIP) reconstruction (a) and thin slice (b) images of contrast-enhanced abdominal CT scan in the arterial phase show a small right renal artery (arrow in a) with a pseudoaneurysm (arrowhead in a and b), and a hypo-enhancing ill-defined mass originating from the right kidney (asterisk in b). There is tumoral erosion and invasion into the adjacent duodenum and remaining renal tissue (white arrows in b)