PMC3350230_01
Computed tomography angiography (CTA) axial image; suspected active hemorrhage with clots in the right pyelocaliceal system.
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fig1
At the radiologist intervention department, computed tomography angiography (CTA) was performed for further diagnosis (see Figure 1). 
Arteriography; (a) shows the right arteria renalis. Notice the double J stent and numerous clips after the liver metastasectomy. (b) shows the coils after the embolisation of the right arteria renalis.
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fig2
However, in the following night, the patient had gross hematuria again and embolisation of the right kidney was performed with two coils in the right renal artery (see Figure 2).
Retrograde ureterography left showing leakage of contrast in the intestines.
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fig3
A retrograde ureterography showed a ureteroileal fistula (see Figure 3).
Angiography; (a) prestent placement, no extravasation of contrast into the ureter is seen. (b) endovascular stent placement over a guiding wire. (c) endovascular stent placement after removing of the guide wire. (d) Control after stent placement; no endoleakage.
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fig4
Intraoperative arteriography revealed no endoleakage (see Figure 4).