Ozone Park, Queens
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Ultrasound & circulation

Ankle-Brachial Index (ABI)

Blood pressure measurements at the ankles and arms are compared to help assess circulation in the legs. Your clinician considers the result alongside symptoms and other findings when evaluating peripheral artery disease.

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Illustration of blood-pressure cuffs and a handheld Doppler arranged for ankle-brachial index testing
Illustration of arm and ankle pressure cuffs with a handheld Doppler. Equipment may vary.

Published by Advanced Cardiac Care PLLC

Updated

About this service

The ankle-brachial index is a noninvasive comparison of blood pressure in the legs and arms. A clinician uses cuffs and, depending on the method, a handheld Doppler device to obtain measurements. The resulting ratio can help identify reduced blood flow associated with peripheral artery disease. It is one part of an assessment rather than a diagnosis by itself. Your cardiologist considers your symptoms, medical history, and whether additional circulation testing would be useful.

What to expect

  1. Rest while the team positions pressure cuffs.

  2. Have blood pressure measured at the arms and ankles.

  3. Discuss the comparison and any further circulation tests.

Before your visit

Contact the office for the instructions for your ABI appointment. Ask about comfortable clothing and any activity restrictions before testing. Bring your medication list and do not change treatment without guidance.

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