PMC6339706_01
Active contrast extravasation from the right kidney on computed tomography.
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fig1
An abdominal CT with contrast revealed 17x13x11 cm right perinephric hematoma with evidence of active contrast extravasation in the arterial phase (Figure 1).
Active contrast extravasation on arteriography.
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fig2
Catheterization was performed with a 5F Cobra catheter and contrast injection revealed active extravasation arising from the small branches of the middle subsegmental posterior renal artery (Figure 2).
Successful arterial embolization demonstrating no signs of active contrast extravasation.
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fig3
Embolization with 0.018 microcoils was performed and subsequent contrast injection did not show evidence of extravasation (Figure 3).