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Isolation of Mouse Interstitial Valve Cells to Study the Calcification of the Aortic Valve In Vitro
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Association of cardiovascular risk factors to aortic valve calcification as quantified by electron beam computed

Karsten Pohle1, Merle Otte, Ralph Mäffert

  • 1Department of Internal Medicine II, University of Erlangen, Erlangen, Germany. Falk-Karsten.Pohle@rzmail.uni-erlangen.de

Mayo Clinic Proceedings
|October 12, 2004
PubMed

Insights

Aortic valve calcification is linked to common cardiovascular risk factors and coronary artery calcification. These findings highlight the interconnectedness of calcification in the heart

Area of Science:

  • Cardiology
  • Radiology
  • Preventive Medicine

Background:

  • Aortic valve calcification (AVC) is increasingly recognized but its association with cardiovascular risk factors and coronary artery calcification (CAC) requires further investigation.
  • Understanding these associations can improve risk stratification and preventive strategies for cardiovascular disease.

Purpose of the Study:

  • To analyze the association among aortic valve calcification, cardiovascular risk factors, and coronary artery calcification.
  • To determine the predictive value of risk factors and CAC for AVC.

Main Methods:

  • Cardiac electron beam computed tomography (EBCT) data from 1000 patients were analyzed.
  • Coronary artery calcification was quantified using the Agatston score, and aortic valve calcification was measured using a volumetric score.
  • Patient data included documented atherosclerotic risk factors: hyperlipidemia, hypertension, diabetes, smoking, and family history of coronary artery disease.

Main Results:

  • Aortic valve calcification was detected in 17.7% of patients and was more frequent in those with coronary calcification, hyperlipidemia, hypertension, or diabetes.
  • The volume of AVC was significantly higher in patients with hyperlipidemia, hypertension, and diabetes.
  • Multivariable analysis revealed hyperlipidemia and the presence of coronary calcification as significant predictors of AVC.

Conclusions:

  • A significant association exists between atherosclerotic risk factors, coronary calcification, and both the presence and amount of aortic valve calcification.
  • These findings suggest a systemic atherosclerotic process linking calcification in different cardiovascular areas.
Abstract

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