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Investigating Aortic Valve Calcification via Isolation and Culture of T Lymphocytes using Feeder Cells from Irradiated Buffy Coat
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Aortic valve sclerosis is a high predictive marker of systemic endothelial dysfunction in hypertensive patients

T Erdoğan1, M Cetin, S A Kocaman

  • 1Department of Cardiology, Rize University Medical Faculty, Rize, Turkey.

Herz
|February 13, 2013
PubMed

Insights

Aortic valve sclerosis in hypertensive patients is independently predicted by age and endothelial dysfunction. Aortic valve sclerosis presence in hypertension predicts endothelial dysfunction, prompting aggressive risk factor modification.

Area of Science:

  • Cardiology
  • Vascular Biology
  • Hypertension Research

Background:

  • Aortic valve sclerosis (AVS) is linked to hypertension and predicts cardiovascular events.
  • Mechanisms underlying AVS development remain unclear.
  • Investigating atherosclerosis risk factors in untreated hypertensive patients is crucial.

Purpose of the Study:

  • To explore the influence of atherosclerosis-related risk factors on AVS in untreated hypertensive patients.
  • To identify independent predictors of AVS in this population.
  • To assess the relationship between AVS and endothelial dysfunction.

Main Methods:

  • Cross-sectional observational study of 107 untreated hypertensive patients.
  • Vascular evaluation including carotid intima-media thickness (CIMT), pulse wave velocity (PWV), and flow-mediated dilation (FMD%).
  • Echocardiographic assessment and analysis of risk factors like epicardial adipose tissue (EAT).

Main Results:

  • Univariate analysis showed associations between AVS and age, male sex, waist circumference, EAT, smoking, FMD%, CIMT, and carotid plaque.
  • Multivariate analysis identified age and FMD% as independent predictors of AVS.
  • AVS presence predicted endothelial dysfunction with a high positive predictive value (100%).

Conclusions:

  • Systemic endothelial dysfunction plays an initial and independent role in AVS pathogenesis.
  • AVS in hypertensive patients is a significant predictor of endothelial dysfunction.
  • Clinicians should consider aggressive risk factor modification for hypertensive patients with AVS.
Abstract

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