Fig. 1From: Transitional cell carcinoma with extension of the renal vein and IVC tumor thrombus: report of three cases and literature reviewRadiological findings of renal pelvic TCC with renal vein thrombosis. a Case 3: axial MRI image showed a soft tissue mass in the region of the left renal sinus with parenchyma and perirenal fat infiltrated. The signal of soft tissue was also seen in the left renal vein. b Case 3: coronal MRI image showed renal vein thrombosis. c Case 3: MRI 3D reconstruction image showed a mass in the region of the left kidneyBack to article page