case_images: PMC3137979_01
case_images: Contrast-enhanced CT abdomen and pelvis showing a tumour with central necrosis originating from the right renal pelvis and protruding into perirenal fat medially. There is slight dilatation of the superior and inferior calyces.
case_images: SRCM2011-978319.001.jpg
case_images: PMC3137979_01_SRCM2011-978319.001.jpg
case_images: fig1
case_images: Due to postoperative symptoms of urinary obstruction, a CT scan was performed revealing a contrast filling tumour in the right renal pelvis and perirenal fatty tissue (Figure 1).