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Related Experiment Videos

Aortic valve imaging with computed tomography: a review.

G J Morgan-Hughes1, C A Roobottom, A J Marshall

  • 1Cardiology Department, South West Cardiothoracic Centre, Plymouth NHS Trust, Derriford, Plymouth, UK.

The Journal of Heart Valve Disease
|October 3, 2002
PubMed
Summary

Aortic valve calcification is clinically relevant and can progress to stenosis. Computed tomography (CT) offers a novel, accurate method for quantifying aortic valve calcium, aiding preventive medicine and patient follow-up.

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Area of Science:

  • Cardiology
  • Radiology
  • Preventive Medicine

Background:

  • Aortic valve calcification (aortic sclerosis) is clinically significant, potentially progressing to stenosis and impacting prognosis.
  • Aortic valve calcification may affect the heart's conduction system.
  • Accurate quantification of aortic valve calcification is needed for native and prosthetic valves.

Purpose of the Study:

  • To review the need for aortic valve calcium quantification.
  • To explore the evolution of imaging techniques for aortic valve calcification.
  • To discuss the role of computed tomography (CT) in quantifying aortic valve calcium.

Main Methods:

  • Adaptation of electron beam computed tomography (CT) coronary calcium scoring techniques.
  • Utilizing CT for accurate and reproducible quantification of aortic valve calcium.

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  • Reviewing current literature on imaging modalities for aortic valve calcification.

    • Main Results:

    • CT is proposed as the appropriate imaging modality for quantifying aortic valve calcium.
    • CT's role extends to preventive medicine, recognizing vascular risk factors in calcific aortic stenosis.
    • CT enables quantification for monitoring progression or regression of aortic valve calcification, unlike echocardiography.

    Conclusions:

    • Computed tomography (CT) is a promising technique for quantifying aortic valve calcium.
    • Accurate quantification is crucial for preventive medicine and monitoring treatment efficacy.
    • Future helical CT technologies may further enhance cardiac imaging capabilities.