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Integrated MR imaging approach to valvular heart disease
R Wyttenbach1, J Bremerich, M Saeed
1Magnetic Resonance Imaging Section, University of California, San Francisco, USA.
Cardiology Clinics
|June 17, 1998
Summary
Magnetic resonance imaging accurately quantifies valvular heart disease and ventricular function. This technology offers improved patient monitoring and surgical timing for valvular dysfunction.
Area of Science:
- Cardiovascular imaging
- Medical diagnostics
Background:
- Advancements in cine and velocity-encoded magnetic resonance imaging (MRI) enable precise detection and quantification of valvular heart disease.
- MRI can simultaneously assess left and right ventricular mass, volumes, and function with high accuracy.
Purpose of the Study:
- To evaluate the role of MRI in quantifying valvular stenosis and regurgitation.
- To assess the potential of MRI for monitoring therapy and surgical timing in patients with valvular dysfunction.
Main Methods:
- Utilizing cine and velocity-encoded MRI techniques.
- Quantification of aortic and mitral stenosis and regurgitation.
- Assessment of left and right ventricular mass, volumes, and function.
Main Results:
- MRI accurately detects and quantifies aortic and mitral stenosis and regurgitation.
- High accuracy and reproducibility in quantifying regurgitation and ventricular function were demonstrated.
- Potential for improved patient management through precise functional assessment.
Conclusions:
- MRI is a valuable tool for accurate quantification of valvular heart disease and ventricular function.
- Its precision offers enhanced monitoring of therapy and optimal surgical timing for valvular dysfunction.
- Future refinements in MRI technology may overcome current limitations for integrated cardiovascular imaging.