Home Tests & Diagnosis Peripheral Vascular Disease

Peripheral Vascular Disease

Imaging Tests for PAD

Imaging tests for PAD
Ultrasound CT Angiogram MR Angiogram Contrast Angiogram
Radiation? No Yes No Yes
Injected Dye? No Yes
Magnetic Field? No No Yes No
Invasive? No No No Yes
Enclosed Space? No No Yes No
Time Up to 2 hours 30 min or less Up to 1 hour 30 to 45 min
Accuracy Slightly less accurate than other tests, Less reliable in lower legs More detailed than ultrasound and MRA, Less established than MRA More detailed than ultrasound, Poses risk in women with metal implants (pacemaker, ICD) Most accurate but carries risks
*Less likely to cause an allergic reaction or kidney damage than iodine dye, but still carries risks


Exercise (Stress) Tests for PAD

What is exercise testing?

An exercise test (also called a treadmill test) is a diagnostic test that measures blood flow in your arteries before and after you exercise. Exercise testing can diagnose PAD in the legs in women who have a normal Ankle-Brachial Index (ABI) at rest, but may still have...
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What is venography?

Venography, also called phlebography (FLEB-og-raff-ee) is a rarely-used diagnostic test that produces X-ray images of the veins and blood flow through them. Veins are not normally visible on an X-ray image, so a special dye is injected into your blood to make them stand...
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Blood Tests for PVD

What blood tests are used to diagnose PVD?

There is no blood test that can diagnose PAD on its own. If you are being evaluated for PAD, your doctor may order blood tests to obtain general information about your health and clues to what may be causing your symptoms. Some blood tests can also help...
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