What is the role of peripheral renin activity in the diagnosis 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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Peripheral renin activity reflects volume status in healthy individuals. It may be elevated in patients with renovascular causes of hypertension and in those with essential hypertension. It is equally nondiscriminatory in patients with atherosclerotic RVD with ischemic nephropathy.

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