Fig. 6From: CT findings and clinical characteristics in distinguishing renal urothelial carcinoma mimicking renal cell carcinoma from clear cell renal cell carcinomaRUC with pseudo-capsule sign. (A) and (B): A 66-year-old man with RUC mimicking RCC. An endophytic mass in the left renal pelvis with mild and homogeneous enhancement, pseudo-capsule (thin white arrow), and hydronephrosis (black star). (C) and (D): A 66-year-old man with RUC mimicking RCC. A mild and homogeneously enhanced exophytic mass in the right kidney, with clear boundary, pseudo-capsule (thin white arrow), and hydronephrosis (white star)Back to article page