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Cardiotrophin-1 in Asymptomatic Hypertensive Patients With Mild Diastolic Dysfunction: Potential Prognostic Value in
Ioannis Vlahodimitris1, Dimos Karangelis2, Maria Moschaki3
1Cardiology, Laiko General Hospital of Athens, Athens, GRC.
Insights
Cardiotrophin-1 (CT-1) levels are elevated in asymptomatic hypertensive patients with early diastolic dysfunction, suggesting its potential as an early prognostic biomarker for hypertensive heart disease.
Area of Science:
- Cardiology
- Biomarkers
- Hypertension Research
Background:
- Heart failure (HF) remains a significant cause of mortality and morbidity despite technological advancements.
- Arterial hypertension is a major risk factor for HF, but the transition from hypertension to HF is not fully understood.
- Cardiotrophin-1 (CT-1) is a potential prognostic biomarker for HF in hypertensive individuals.
Purpose of the Study:
- To investigate elevated Cardiotrophin-1 (CT-1) levels in asymptomatic hypertensive patients.
- To assess the role of CT-1 as an early biomarker in hypertensive heart disease.
Main Methods:
- Evaluated CT-1 and brain natriuretic peptide (BNP) levels in 40 asymptomatic hypertensive patients with early diastolic dysfunction (grade I) and 20 healthy controls.
- Assessed various echocardiographic parameters, including E/E' ratio.
- Analyzed CT-1 levels in relation to left ventricular hypertrophy and diastolic dysfunction severity.
Main Results:
- Hypertensive patients showed higher CT-1 levels compared to normotensive controls.
- Elevated CT-1 levels were observed irrespective of left ventricular hypertrophy.
- Patients with marginal diastolic dysfunction (E/E' > 8 and <14) had significantly higher CT-1 levels (2069 ± 576 pg/ml) than those with normal E/E' < 8 (1165 ± 471 pg/ml), p = 0.001.
Conclusions:
- Asymptomatic hypertensive patients with mild diastolic dysfunction exhibit elevated CT-1 levels.
- CT-1 may serve as a valuable prognostic biomarker in the early stages of hypertensive heart disease.
- Further research is warranted to confirm the prognostic utility of CT-1.
Background:
Regardless of the advancements in modern technology and treatment options, heart failure (HF) exhibits impervious mortality and morbidity rates. Arterial hypertension poses one of the greatest risks for developing HF, yet the exact pathophysiological path and changes that lead from isolated hypertension to HF are still unclear. Cardiotrophin-1 (CT-1) serves as a promising prognostic biomarker for the onset of HF in hypertensive patients. The aim of this study was to investigate whether CT-1 levels are elevated in a selected group of asymptomatic hypertensive patients.
Methods:
In a selected cohort of 40 asymptomatic patients with early diastolic dysfunction (grade I), without any signs of increased filling pressures in the left ventricle, as well as 20 healthy individuals, the levels of CT-1 brain natriuretic peptide (BNP) along with various echocardiographic parameters were evaluated.
Results:
The mean age of the hypertensive patients was 56 ± 5 years and 52± 3.5 years for the normotensive controls. The hypertensive group exhibited higher levels of CT-1, which was not affected by left ventricular hypertrophy. Notably, in patients with normal E/E' < 8 (n = 30), CT-1 levels were 1165 ± 471 pg/ml compared to 2069 ± 576 pg/ml in patients with marginal E/E' > 8 and <14 (n = 10), p = 0.001.
Conclusions:
Our study demonstrated elevated CT-1 levels in a cohort of asymptomatic hypertensive patients, exhibiting mild diastolic dysfunction. These findings are suggestive of the potentially prognostic value of this particular biomarker in the early stages of hypertensive heart disease.
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