RAS

What is the most common etiology of renal artery stenosis?

• Atherosclerosis

• Aneurysm

• Vasculitis

• Fibromuscular Dysplasia

What would the renal artery ratio be with a stenosis > 60%?

• 4

• >4.5

• >3.5

• <3.5

What sonographic sign is used to visualize the take-off of the renal arteries from the aorta?

• Pepsi Sign

• Banana Peel Sign

• Dove Sign

Choose all that apply to a tardus parvus waveform.

• High velocity

• Low velocity

• Slow systolic upstroke

• Fast systolic upstroke

• Distal to stenosis

Which of the following is a possible treatment for renal artery stenosis?

• Embolism

• Bypass

• Stent

• Resection