What are the advantages of intra-arterial digital subtraction angiography in the workup of renal artery stenosis (RAS)?

Updated: Nov 02, 2020
  • Author: Bruce S Spinowitz, MD, FACP; Chief Editor: Vecihi Batuman, MD, FASN  more...
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Intra-arterial digital subtraction angiography has a high diagnostic accuracy compared to conventional angiography and is associated with fewer complications, lower doses of contrast, and smaller catheter size.

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