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Value of pentraxin-3 and galectin-3 in acute coronary syndrome: a short-term prospective cohort study
Melvin George1, Elangovan Shanmugam2, Varsha Srivatsan2
1Department of Cardiology, SRM Medical College Hospital & Research Centre, Kattankulathur, Kancheepuram, Chennai, Tamil Nadu 603203, India melvingeorge2003@gmail.com.
Insights
High levels of pentraxin-3 and galectin-3 indicate worse outcomes in acute coronary syndrome (ACS). These biomarkers are associated with increased mortality and reduced heart function in ACS patients.
Area of Science:
- Cardiology
- Biomarker Research
- Acute Coronary Syndromes
Background:
- Acute coronary syndrome (ACS) is a major global health concern.
- Galectin-3 and pentraxin-3 are known prognostic biomarkers in heart failure.
- Limited data exist on these biomarkers within the ACS population.
Purpose of the Study:
- To identify variables affected by high pentraxin-3 and galectin-3 concentrations.
- To assess the impact of these biomarkers on all-cause mortality in ACS patients.
Main Methods:
- 160 patients were analyzed: STEMI (n=64), NSTEMI/UA (n=38), and controls (n=58).
- Plasma pentraxin-3 and galectin-3 levels were measured at admission.
- Major adverse cardiovascular events were tracked for 6 months.
Main Results:
- Pentraxin-3 and galectin-3 levels were significantly higher in STEMI patients.
- Higher biomarker levels correlated with increased mortality and lower left ventricular ejection fraction (LVEF).
- Elevated galectin-3 was associated with lower estimated glomerular filtration rate (eGFR).
Conclusions:
- Pentraxin-3 and galectin-3 show significant promise as prognostic biomarkers in ACS.
- These biomarkers may help predict adverse outcomes in patients with acute coronary syndromes.
Background:
Acute coronary syndrome (ACS) continues to be a leading cause of morbidity and mortality worldwide. Galectin-3 and pentraxin-3 are two prognostic biomarkers that have been studied in heart failure (HF). However, there are limited data on these biomarkers in the ACS population. The objective of the study was to determine the variables that are most affected by high concentrations of pentraxin-3 and galectin-3, and the influence they have on outcomes of all-cause mortality in patients with ACS.
Methods:
We included a total of 160 patients [ST elevation myocardial infarction (STEMI),n = 64; non STEMI/unstable angina (NSTEMI/UA), n = 38; and control subjects with chronic stable angina (CSA)/microvascular angina (MVA) n = 58]. Plasma pentraxin-3 and galectin-3 levels were assessed from these patients at the time of hospital admission. Major adverse cardiovascular events including all-cause mortality, rehospitalizations and coronary artery bypass graft surgery (CABG) were assessed at 6 months.
Results:
The median concentration of pentraxin-3 and galectin-3 were significantly higher in STEMI than in NSTEMI patients (p < 0.005) or controls (p < 0.005). Greater numbers of deaths (4 versus 0) were observed in STEMI patients with higher levels of these biomarkers. In addition, ACS patients with high levels of pentraxin-3 and galectin-3 had lower left ventricular ejection fraction (LVEF) (p < 0.005), and a moderate correlation was observed between LVEF and pentraxin-3 levels (r = -0.45, p < 0.005). Patients with higher galectin-3 levels were also observed to have a lower estimated glomerular fraction rate (eGFR), and a moderate correlation was observed between them (r = -0.34, p < 0.005).
Conclusion:
Pentraxin-3 and galectin-3 hold much promise in the ACS population as prognostic biomarkers.
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