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Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

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Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
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Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

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Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
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Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

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Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
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Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
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Atherosclerosis II: Clinical Manifestations and Diagnostic Tests01:27

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Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...
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Biomarkers Associated with Aortic Stenosis and Structural Bioprosthesis Dysfunction.

Cécile Oury1, Nancy Côté2, Marie-Annick Clavel2

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Summary

Identifying blood biomarkers is crucial for predicting aortic valve stenosis (AS) risk, progression, and bioprosthesis dysfunction. This review explores current circulating biomarkers for aortic valve disease management.

Keywords:
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Area of Science:

  • Cardiology
  • Biomarker Discovery
  • Translational Medicine

Background:

  • Aortic valve stenosis (AS) prediction, progression, and bioprosthesis dysfunction are clinically significant.
  • Imaging modalities for AS assessment have limitations in availability and conclusiveness.
  • Circulating biomarkers offer an accessible approach to assess aortic valve disease.

Purpose of the Study:

  • To review current blood biomarkers associated with aortic valve stenosis (AS) and calcification.
  • To explore biomarkers linked to aortic bioprosthesis dysfunction.
  • To highlight the potential of biomarkers in managing AS and related conditions.

Main Methods:

  • Systematic literature review of studies on blood biomarkers for AS.
  • Analysis of biomarkers related to aortic valve calcification.
  • Review of biomarkers for bioprosthesis dysfunction.

Main Results:

  • Several blood biomarkers show potential in predicting AS risk and progression.
  • Biomarkers are being investigated for their association with aortic valve calcification.
  • Emerging evidence links certain biomarkers to aortic bioprosthesis dysfunction.

Conclusions:

  • Blood biomarkers represent a promising, accessible tool for AS assessment and management.
  • Further research is needed to validate and implement these biomarkers in clinical practice.
  • Biomarkers could enhance the prediction of AS progression and bioprosthesis outcomes.