ankle-arm index

an·kle-bra·chi·al in·dex

(ABI) (ang'kel-brā'kē-ăl in'deks)

Objective measurement of arterial insufficiency based on the ratio of ankle systolic pressure to brachial systolic pressure. An ABI of 1.0 indicates absence of arterial insufficiency; an ABI of less than 0.50 indicates severe arterial insufficiency.
Synonym(s): ankle-arm index.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Mentioned in

AAI
ankle/brachial blood pressure index
ankle-brachial index

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