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Combined Embolization and Percutaneous Radiofrequency Ablation of a Solid Renal Tumor

Winthrop H. Hall1, John P. McGahan1, Daniel P. Link1 and Ralph W. deVere White2

1 Department of Radiology, University of California Davis Medical Center, 4860 Y St., Ste. 3100, Sacramento, CA 95817.
2 Department of Urology, University of California Davis Medical Center, Sacramento, CA 95817.



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  		Fig. 1A. —67-year-old woman with chronic lung disease and solitary left kidney. CT scan of abdomen obtained with IV contrast material shows small hypervascular lesion (arrows) at upper pole of left kidney.

 


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  		Fig. 1B. —67-year-old woman with chronic lung disease and solitary left kidney. Left renal arteriogram shows hypervascular lesion (arrows) at upper pole of left kidney.

 


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  		Fig. 1C. —67-year-old woman with chronic lung disease and solitary left kidney. Selective left renal angiogram shows interlobar arterial branch supplying tumor (arrow).

 


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  		Fig. 1D. —67-year-old woman with chronic lung disease and solitary left kidney. Angiogram obtained after embolization shows vascular stump (arrow) with no evidence of feeding vessels.

 


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  		Fig. 1E. —67-year-old woman with chronic lung disease and solitary left kidney. Abdominal CT scan obtained after renal angiogram shows prongs of RF needle (arrow) that was placed in renal lesion using posterior approach, with patient in prone position. Needle was inserted in direction of arrow.

 


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  		Fig. 1F. —67-year-old woman with chronic lung disease and solitary left kidney. Follow-up contrast-enhanced abdominal CT scan obtained 8 weeks after E shows avascular area (arrows) at upper pole of left kidney, in region of previous treatment.

 

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