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Quantitative MR imaging of the heart
R M Peshock1, D L Willett, D E Sayad
1Department of Radiology, University of Texas Southwestern Medical Center at Dallas, USA.
Summary
Cardiac magnetic resonance (MR) imaging offers accurate and reproducible quantitative measurements for myocardial mass, RV function, and blood flow. Its widespread availability and improving speed promise increased clinical use for cardiac function assessment.
Area of Science:
- Cardiovascular Imaging
- Medical Physics
- Diagnostic Radiology
Background:
- Cardiac MRI is a valuable tool for assessing cardiac structure and function.
- Accurate quantification of cardiac parameters is crucial for patient management.
- Existing methods may have limitations in speed or accessibility.
Purpose of the Study:
- To highlight the accuracy, reproducibility, and feasibility of cardiac MR imaging for quantitative assessments.
- To establish MR imaging as the reference method for specific cardiac measurements.
- To discuss the potential for increased utilization of cardiac MR imaging.
Main Methods:
- Utilizing Magnetic Resonance (MR) imaging technology for cardiac quantitation.
- Employing standard hospital equipment for feasibility.
- Focusing on myocardial mass, right ventricular (RV) function, and great/peripheral vessel flow measurements.
Main Results:
- Cardiac MR imaging demonstrates high accuracy and reproducibility.
- The technique is feasible with commonly available hospital equipment.
- MR imaging serves as the reference standard for myocardial mass, RV function, and flow quantification.
Conclusions:
- Cardiac MR imaging is a reliable and accessible method for cardiac quantitation.
- Advancements in rapid scanning and analysis will drive broader adoption.
- The reference standard status of MR imaging will enhance its role in assessing cardiac function.