From the case: Renal artery stenosis

Modality: Ultrasound

- “ The renal artery velocity is 5 times greater than aortic velocity, suggesting a >70% stenosis. ”

Used in the following article:

  • Renal arterial resistive index - “ The renal arterial resistive index (RI) is a sonographic index of intrarenal arteries defined as (peak systolic velocity - end-diastolic velocity)...”

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