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Multimodal Study of Murine Cardiovascular Remodeling: Four-Dimensional Ultrasound and Mass Spectrometry Imaging
Published on: January 10, 2025
Cardiovascular molecular imaging: the road ahead
Maulik D Majmudar1, Matthias Nahrendorf
1Center for Systems Biology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts 02114, USA.
Insights
Molecular imaging aids early cardiovascular disease detection by targeting cellular processes before irreversible damage. This review covers radionuclide imaging for inflammation, infection, and healing, exploring multimodality approaches like PET/MRI.
Area of Science:
- Cardiovascular Medicine
- Molecular Imaging
- Biomedical Engineering
Background:
- Cardiovascular disease is the leading cause of death in the US.
- Current therapies struggle with early detection of atherosclerosis, myocardial infarction, and adverse ventricular remodeling.
- Molecular imaging offers a pathway to understand these processes in vivo.
Purpose of the Study:
- To review recent advancements in radionuclide imaging for cardiovascular conditions.
- To highlight the role of molecular imaging in early disease detection and therapeutic strategy development.
- To explore the potential of multimodality imaging techniques.
Main Methods:
- Review of current literature on radionuclide imaging techniques.
- Focus on imaging cardiovascular inflammation, infection, and infarct healing.
- Discussion of combined PET/MRI and PET/optical imaging modalities.
Main Results:
- Molecular imaging targets are upregulated before irreversible tissue damage, enabling early detection.
- Radionuclide imaging shows promise for assessing cardiovascular inflammation, infection, and healing.
- Multimodality imaging, such as PET/MRI, offers enhanced diagnostic capabilities.
Conclusions:
- Molecular imaging is crucial for understanding cardiovascular disease pathogenesis.
- Early detection through molecular imaging can lead to novel preventive therapies.
- Multimodality approaches represent a significant opportunity for advancing cardiovascular diagnostics and treatment.
Abstract:
Despite significant advancements in medical and device-based therapies, cardiovascular disease remains the number one cause of death in the United States. Early detection of atherosclerosis, prevention of myocardial infarction and sudden cardiac death, and modulation of adverse ventricular remodeling still remain elusive goals. Molecular imaging focuses on identifying critical cellular and molecular targets and therefore plays an integral role in understanding these biologic processes in vivo. Because many imaging targets are upregulated before irreversible tissue damage occurs, early detection could ultimately lead to development of novel, preventive therapeutic strategies. This review addresses recent work on radionuclide imaging of cardiovascular inflammation, infection, and infarct healing. We further discuss opportunities provided by multimodality approaches such as PET/MRI and PET/optical imaging.
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