ABI

Question 1

ABI Purpose

Answer 1

• Used to determine if atherosclerosis / arterial insufficiency is present

Question 2

ABI Procedure

Answer 2

• Find SBP of both arms and take the highest one
• Find posterior tibial artery pressure in both legs and take the highest one
• Divide LE number by UE number to find the ABI then from there You can determine if atherosclerosis/arterial insufficiency is present

Question 3

ABI Scoring

Answer 3

• > 1.4 = atherosclerosis
• > 1.2 = falsely elevated
• 1.19-0.95 = normal
• 0.94-0.75 = mild arterial disease and intermittent claudication
• 0.74-0.50 = moderate arterial disease and rest pain
• < 0.50 = severe arterial disease