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Doppler test for legs results1/21/2024 A special dye is injected, and then X-rays are taken to show the location and extent of any blood vessel blockages. Computed tomography angiography (CTA) allows providers to see the arteries in your legs and feet.Your provider may also order an imaging test using angiography to get a better picture of the blood vessels in your legs and feet. The ultrasound device amplifies the sounds of blood flow in your arteries, making it easier to measure the blood pressure in these areas of your leg. This method is similar to ABI testing but uses blood pressure cuffs placed at thigh, calf, and ankle levels. Segmental Doppler pressure testing checks different parts of your legs for narrowed or blocked arteries.Ultrasound can help diagnose PAD and monitor how well treatments for the condition have worked. A handheld device is passed over your skin, and a computer converts sound waves into pictures of the blood flow in your arteries. Doppler ultrasound locates areas of reduced blood flow or blockages and measures how fast blood is flowing through the arteries.Your provider may do this test to see how much PAD affects your ability to function and how serious your PAD is. A 6-minute walking test measures how far you can walk in a hallway in 6 minutes. A drop of 20% or more in a post-exercise ABI is abnormal. This test may help them diagnose PAD when you have symptoms but your resting ABI test result is only slightly low. Your provider will do the ABI test after having you walk on a treadmill.
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