High sensitivity troponin and valvular heart disease
Cian P McCarthy1, Eoin Donnellan2, Dermot Phelan3
1Department of Medicine, Massachusetts General Hospital, Boston, MA, USA.
Insights
High-sensitivity troponin (hs-cTn) shows promise for assessing valvular heart disease (VHD) patients. Further studies are needed to confirm its clinical impact on VHD management and outcomes.
Area of Science:
- Cardiology
- Biomarker Research
- Clinical Diagnostics
Background:
- Blood biomarkers are crucial in cardiovascular disease management, aiding diagnosis and treatment.
- Their role in valvular heart disease (VHD) management, particularly timing surgical intervention, is less defined.
- High-sensitivity troponin (hs-cTn) assays offer potential for detecting subclinical myocardial damage.
Purpose of the Study:
- To review current evidence on high-sensitivity troponin (hs-cTn) as a biomarker in valvular heart disease (VHD).
- To explore the utility of hs-cTn in assessing asymptomatic severe VHD patients.
- To focus on aortic stenosis and mitral regurgitation as key VHD conditions.
Main Methods:
- State-of-the-art review of existing research studies on hs-cTn in VHD.
- Analysis of early evidence regarding hs-cTn's performance in VHD.
- Examination of potential applications in asymptomatic patients with severe VHD.
Main Results:
- Early evidence suggests hs-cTn holds promise as a biomarker in VHD.
- Novel high-sensitivity assays can detect subclinical myocardial damage.
- hs-cTn may aid in evaluating asymptomatic severe VHD patients.
Conclusions:
- hs-cTn shows potential as a valuable biomarker in valvular heart disease.
- Prospective studies are essential to validate its clinical utility and impact on outcomes.
- Routine clinical use of hs-cTn in VHD requires further assessment.
Abstract:
Blood-based biomarkers have been extensively studied in a range of cardiovascular diseases and have established utility in routine clinical care, most notably in the diagnosis of acute coronary syndrome (e.g., troponin) and the management of heart failure (e.g., brain-natriuretic peptide). The role of biomarkers is less well established in the management of valvular heart disease (VHD), in which the optimal timing of surgical intervention is often challenging. One promising biomarker that has been the subject of a number of recent VHD research studies is high sensitivity troponin (hs-cTn). Novel high-sensitivity assays can detect subclinical myocardial damage in asymptomatic individuals. Thus, hs-cTn may have utility in the assessment of asymptomatic patients with severe VHD who do not have a clear traditional indication for surgical intervention. In this state-of-the-art review, we examine the current evidence for hs-cTn as a potential biomarker in the most commonly encountered VHD conditions, aortic stenosis and mitral regurgitation. This review provides a synopsis of early evidence indicating that hs-cTn has promise as a biomarker in VHD. However, the impact of its measurement on clinical practice and VHD outcomes needs to be further assessed in prospective studies before routine clinical use becomes a reality.
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