Fig.1From: Renal vein thrombosis mimicking urinary calculus: a dilemma of diagnosisThe images from the ultrasonography. a An abdominal ultrasonography demonstrated 16-mm hyperechoic, echogenic focus in the left renal pelvis. b A color Doppler ultrasonography indicated the hyperechoic focus (green arrow) in the left renal vein (LRV). Aorta (AO); left renal vein (LRV); superior mesenteric artery (red arrow)Back to article page