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Central Augmentation Index (CAI)

Purpose:

To determine the central augmentation index (CAI) based on an evaluation of the central blood pressure waveform.

Specialty:

Cardiovascular Diseases, Internal Medicine, Internal Medicine/Pediatrics, Vascular Medicine, Internal Medicine/Pediatrics, Vascular/Interventional Radiology, Vascular Surgery

Objective:

other testing, severity, prognosis, stage, selection

ICD-10:

I25, I70, I71, I72, I73

Description:

The Augmentation Index (AI) is a measure of an artery's stiffness. The blood pressures seen by the brain, heart and kidneys correlate better with the blood pressure changes in the carotid arteries or ascending aorta (central pressure) than with the pressures changes seen in the brachial artery.

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