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Measure Twice, Clip Once: Real-Time Assessment of Transcatheter Mitral Valve Edge-to-Edge Repair Stability
Maciej Czarnecki1, Miranda Timonen1, James M McCabe2
1Department of Anesthesiology and Pain Medicine, University of Washington Medical Center, 1959 NE Pacific St, Seattle, WA.
Journal of Cardiothoracic and Vascular Anesthesia
|March 28, 2025
Summary
Transcatheter edge-to-edge repair effectively treats mitral regurgitation. However, a rare complication of single leaflet detachment highlights the need for precise intraprocedural echocardiographic monitoring to ensure optimal patient outcomes.
Area of Science:
- Cardiovascular Medicine
- Interventional Cardiology
- Medical Imaging
Background:
- Transcatheter edge-to-edge repair (TEER) is a recognized treatment for symptomatic mitral regurgitation.
- Guidelines emphasize patient selection and post-procedure assessment of residual regurgitation and gradients.
Purpose of the Study:
- To present a case of delayed single leaflet detachment after successful mitral valve repair.
- To underscore the potential role of intraprocedural quantitative echocardiography in preventing such complications.
Main Methods:
- Case report detailing a patient undergoing transcatheter edge-to-edge mitral valve repair.
- Review of echocardiographic findings before, during, and after the procedure.
Main Results:
- Successful immediate reduction of mitral regurgitation.
- Subsequent development of single leaflet detachment.
- Hypothesized that quantitative intraprocedural assessments could have identified risks.
Conclusions:
- While TEER offers significant benefits, complications like leaflet detachment can occur.
- Intraprocedural quantitative echocardiography may be crucial for optimizing TEER safety and efficacy.
- Further research into real-time echocardiographic guidance is warranted.
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