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Figure 1. (a) Longitudinal ultrasound scan showed a homogeneous, round, echogenic mass (arrow) at the medial aspect of the left kidney. (b) Contrast-enhanced CT scan obtained during the nephrographic phase showed a homogeneously enhancing mass (arrow) arising from the medial aspect of the left kidney. (c) Digital subtraction angiography of the left renal artery demonstrated a hypervascular tumour (arrow) which was supplied by direct branches of the left renal artery.
