Molecular intravascular imaging approaches for atherosclerosis
Marcella Calfon Press1, Farouc A Jaffer2
1Cardiology Division, University of California Los Angeles (UCLA) Medical Center, Los Angeles, California.
Current Cardiovascular Imaging Reports
|September 16, 2014
Summary
Near-infrared fluorescence (NIRF) imaging offers a novel way to detect inflammation and fibrin in coronary arteries. This molecular imaging approach helps identify high-risk plaques and stents, improving understanding of atherosclerosis and vascular injury.
Area of Science:
- Cardiovascular Medicine
- Biomedical Imaging
- Molecular Diagnostics
Background:
- Coronary artery disease (CAD) involves inflammation and atherosclerosis, leading to plaque buildup.
- Plaque rupture can cause myocardial infarction and death.
- Intravascular imaging advances offer new ways to study vascular changes.
Purpose of the Study:
- To review recent developments in catheter-based imaging for coronary arteries.
- To focus on two-dimensional near-infrared fluorescence (2D NIRF) imaging.
- To highlight NIRF's ability to identify inflammation and fibrin in vivo.
Main Methods:
- Review of recent advancements in intravascular fluorescence imaging.
- Focus on 2D NIRF molecular imaging technology.
- Application in characterizing coronary arterial-sized vessels.
Main Results:
- 2D NIRF enables specific identification of inflammation and fibrin within coronary arteries.
- This technology provides molecular insights into atherosclerosis.
- It aids in characterizing vascular injury post-stenting.
Conclusions:
- Intravascular NIRF imaging is a promising tool for coronary artery assessment.
- It offers new insights into the biology of high-risk plaques.
- NIRF can help identify stents prone to restenosis or thrombosis.
