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Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty
Published on: January 28, 2020
Cytokine imbalance in acute coronary syndrome
Samir E Alam1, Samer S Nasser, Khaled E Fernainy
1American University of Beirut Medical Center, Division of Cardiology, PO Box 113-6044, Beirut, Lebanon. salam@aub.edu.lb
Insights
Coronary heart disease mortality stems from atherosclerotic plaque rupture. Inflammation, particularly cytokine-mediated, drives plaque instability and offers new therapeutic targets.
Area of Science:
- Cardiovascular Science
- Inflammation Research
- Thrombosis Studies
Background:
- Coronary heart disease (CHD) mortality is largely due to atherosclerotic plaque rupture and thrombosis.
- Inflammation is a key driver of plaque destabilization and vulnerability.
- Inflammation extends beyond the affected site, impacting the entire vascular system.
Purpose of the Study:
- To explore the role of inflammation in atherosclerotic plaque destabilization.
- To investigate the contribution of platelets to plaque inflammation.
- To identify new diagnostic and therapeutic strategies targeting inflammation in CHD.
Main Methods:
- Review of existing literature on inflammation, atherosclerosis, and thrombosis.
- Analysis of systemic inflammatory, thrombotic, and hemodynamic factors.
- Examination of the role of platelets and cytokines in plaque progression.
Main Results:
- Inflammation is a critical, widespread factor in plaque vulnerability and CHD outcomes.
- Platelets significantly contribute to plaque inflammation beyond their role in thrombosis.
- Emerging evidence points to unbalanced cytokine-mediated inflammation as a key pathological mechanism.
Conclusions:
- Targeting inflammation, especially cytokine-mediated pathways, presents significant diagnostic and therapeutic opportunities for CHD.
- Enhancing intrinsic anti-inflammatory mechanisms is a promising future research direction.
- A comprehensive understanding of systemic factors is crucial for managing CHD.
Abstract:
The excessive mortality of coronary heart disease is attributed primarily to rupture and thrombotic transformation of the atherosclerotic plaque. Inflammation plays a critical role in plaque destabilization and vulnerability. Inflammation is not confined to the culprit segment but is convincingly widespread in the coronary and remote vascular beds. Systemic inflammatory, thrombotic and hemodynamic factors are relevant to the pathological and clinical outcome. In addition to their fundamental role in thrombosis, there is ample evidence that platelets contribute significantly to promoting plaque inflammation. A new paradigm of unbalanced cytokine-mediated inflammation is emerging, providing diagnostic and therapeutic opportunity for intervention. Amplifying intrinsic anti-inflammatory mechanisms constitutes attractive avenues for future investigation.
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