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Beyond Acute Coronary Syndromes: Troponins as Diagnostic and Prognostic Tools in Heart Failure

Berenika Jankowiak1, Jakub Wilk2, Michał Wilk2

  • 1Institute of Heart Diseases, Wroclaw Medical University, 50-376 Wroclaw, Poland.

Biomedicines
|October 29, 2025
PubMed

Insights

Cardiac troponins are key biomarkers for predicting outcomes in heart failure (HF). High-sensitivity cardiac troponins (hs-cTn) improve the detection of cardiomyocyte injury, aiding in early prognosis for HF patients.

Area of Science:

  • Cardiology
  • Biomarkers
  • Heart Failure Research

Background:

  • Heart failure (HF) affects millions globally, characterized by high mortality.
  • Cardiac troponins (I and T) are established biomarkers for predicting poor outcomes in HF.
  • Troponin levels can be influenced by physiological and pathological factors, complicating interpretation.

Purpose of the Study:

  • To explore the role of cardiac troponins in heart failure prognostication.
  • To highlight the significance of high-sensitivity cardiac troponins (hs-cTn) in detecting cardiomyocyte injury.
  • To emphasize the need for expanded knowledge in troponin use for patient stratification.

Main Methods:

  • Review of existing studies on cardiac troponin measurement in acute and chronic HF.
  • Discussion of factors influencing troponin blood levels.
  • Introduction of high-sensitivity cardiac troponins (hs-cTn) for improved detection.

Main Results:

  • Cardiac troponins (I and T) are effective in predicting outcomes for HF patients.
  • Many chronic HF patients show undetectable serum troponin levels, necessitating hs-cTn.
  • hs-cTn assays enhance the identification of cardiomyocyte injury.

Conclusions:

  • Troponin measurement is crucial for prognostication in heart failure.
  • High-sensitivity assays are vital for detecting troponin in chronic HF patients.
  • Further research is needed to optimize the use of troponins for early risk stratification in HF.

Keywords:
cardiac troponinsheart failurehigh sensitivity cardiac troponins

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