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Updated: Jul 7, 2026

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
Vulnerable plaque intervention: State of the art
John J Young1, Harry R Phillips, Steven P Marso
1Swedish Heart and Vascular Institute, Seattle, Washington 98122, USA. johnj.young@swedish.org
Progressive atherosclerotic disease poses risks after percutaneous coronary intervention. New imaging technologies aim to detect vulnerable plaque and improve patient outcomes beyond traditional angiography.
Area of Science:
- Cardiology
- Vascular Biology
- Interventional Cardiology
Background:
- Progressive atherosclerotic disease causes late adverse events after percutaneous coronary intervention (PCI).
- Nonculprit and nonobstructive coronary lesions can trigger acute coronary events, posing a significant long-term risk.
- Concepts of vulnerable plaque (VP), vulnerable blood, and the vulnerable patient are central to understanding these risks.
Purpose of the Study:
- To review the limitations of coronary angiography in risk assessment.
- To discuss the biological basis of vulnerable plaque.
- To explore advanced imaging technologies for VP detection and future interventional cardiology approaches.
Main Methods:
- Literature review of 'state of the art' concepts in interventional cardiology.
- Analysis of current understanding of vulnerable plaque biology.
- Evaluation of existing and emerging noninvasive and invasive imaging modalities.
Main Results:
- Coronary angiography alone has limitations in comprehensive risk assessment.
- Vulnerable plaque represents a key area of interest for predicting adverse events.
- Evolving imaging technologies offer potential for improved detection of coronary artery disease vulnerability.
Conclusions:
- Current interventional cardiology practices may be enhanced by addressing nonobstructive disease and vulnerable plaque.
- Advanced imaging is crucial for a more comprehensive assessment of coronary health.
- Future strategies should focus on holistic patient care beyond traditional angiographic endpoints.
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