Fig. 1From: Renal pyelocalyceal squamous cell carcinoma in a patient with an ectopic kidney presenting with chronic pyelonephritis: a case reportContrast-enhanced computed tomography. There are hypodense areas in the pelvic kidney parenchyma with irregular limited contrast enhancement. The renal parenchyma shows heterogeneous and minimal contrast enhancement. There is no obvious mass lesion. The findings were consistent with chronic pyelonephritisBack to article page