Fig. 4From: CT findings and clinical characteristics in distinguishing renal urothelial carcinoma mimicking renal cell carcinoma from clear cell renal cell carcinomaA 45-year-old man with RUC mimicking RCC. (A) and (B): The left kidney was present with a cyst-solid lesion due to hydronephrosis, leading renal pelvises and calyces to dilate, with uneven and irregular thickening of the renal sinus walls and multiple-sized tumors (white arrows)Back to article page