What is the role of carotid artery ultrasonography in cardiac assessment?

Updated: Nov 20, 2018
  • Author: Richard S Krause, MD; Chief Editor: Barry E Brenner, MD, PhD, FACEP  more...
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Carotid artery ultrasonography and measurement of the intima-media thickness is another area of investigation. Observational studies have shown that intima-media thickness is an independent marker of cardiovascular risk, but whether it is more accurate than traditional risk factors is unclear. However, it could prove valuable as a rapid, low-cost, low-risk test easily obtainable in the emergency department (ED).

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