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Inflammatory Markers for the General Cardiology Practitioner: A Primer

Samuel A McFarlane1, Nathaniel P Murphy2, Matthew J Feinstein3

  • 1Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA.

The Canadian Journal of Cardiology
|March 27, 2026
PubMed

Insights

This review explains how to detect and monitor cardiovascular inflammation using blood tests like C-reactive protein (CRP) and imaging techniques such as cardiac MRI. Understanding these markers aids in accurate diagnosis and treatment of heart diseases.

Area of Science:

  • Cardiology
  • Immunology
  • Medical Imaging

Background:

  • Cardiovascular diseases (CVDs) share inflammation as a common pathogenic and progressive factor.
  • Conditions like atherosclerosis, myocarditis, pericarditis, and heart failure are driven by inflammation.

Purpose of the Study:

  • To provide cardiologists with a practical overview of serologic and imaging markers for cardiovascular inflammation.
  • To enhance understanding of diagnostic and prognostic tools for cardiac inflammation.

Main Methods:

  • Review of common serologic markers: C-reactive protein (CRP), IL-6, and complete blood count (CBC).
  • Highlighting imaging modalities: cardiac MRI, CT, and FDG-PET/CT for characterizing myocardial inflammation.

Main Results:

  • Serologic markers (CRP, IL-6, CBC) play crucial roles in diagnosis and prognosis.
  • Imaging techniques (MRI, CT, PET/CT) effectively characterize myocardial inflammation.
  • Integrated use of biomarkers and imaging improves diagnostic accuracy.

Conclusions:

  • An integrated approach to cardiovascular inflammation assessment is vital.
  • Utilizing both serologic and imaging markers enhances diagnostic accuracy and guides targeted therapy.
  • Improved management of various cardiovascular conditions is achievable through comprehensive inflammation monitoring.

Keywords:
Inflammationbiomarkersdiagnosticsimagingimmunology

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