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The Effects of Transcatheter Aortic Valve Replacement on Mitral Valve Function
Medha Biswas1, Hasan Ahmad2, And William H Frishman2
1From the Department of Medicine, Ohio State University/Wexner Medical Center, Columbus, OH.
Cardiology in Review
|July 4, 2020
Summary
Transcatheter aortic valve replacement (TAVR) can affect mitral valve function due to its proximity. This review explores TAVR's impact on mitral annular geometry and flow, crucial for future treatment decisions.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Severe aortic stenosis often coexists with mitral regurgitation.
- Transcatheter aortic valve replacement (TAVR) is a key treatment for inoperable aortic stenosis.
- The proximity of aortic and mitral valves raises concerns about TAVR's impact on mitral function.
Purpose of the Study:
- To review the effects of TAVR on mitral valve function.
- To analyze TAVR's influence on mitral annular geometry and flow dynamics.
- To discuss TAVR's implications for mitral valve repair or replacement.
Main Methods:
- Literature review of studies on TAVR and mitral valve function.
- Analysis of changes in mitral annular geometry post-TAVR.
- Evaluation of mitral regurgitation and flow patterns after TAVR.
Main Results:
- TAVR can alter mitral annular shape and dimensions.
- Changes in left ventricular hemodynamics post-TAVR can affect mitral regurgitation.
- Mitral annular calcification presents unique challenges in TAVR patients.
Conclusions:
- Understanding TAVR's impact on the mitral valve is essential for patient management.
- Further research is needed to optimize interventions for patients with concomitant aortic and mitral valve disease.
- TAVR outcomes may be influenced by pre-existing mitral valve conditions and post-procedural changes.
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