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Early detection of transcatheter heart valve dysfunction
Roberto Valvo1, Enrico Criscione1, Claudia Reddavid1
1A.O.U. Policlinico-Vittorio Emanuele, University of Catania, Catania, Italy.
Expert Review of Cardiovascular Therapy
|December 13, 2019
Summary
Early detection of transcatheter heart valve (THV) dysfunction after TAVI is crucial for timely intervention. Echocardiography remains key, but advanced imaging like CT, CMR, and PET show future promise for monitoring THV health.
Area of Science:
- Cardiovascular Imaging
- Interventional Cardiology
- Prosthetic Valve Dysfunction
Background:
- Transcatheter aortic valve implantation (TAVI) is a rapidly expanding therapy for severe symptomatic aortic stenosis.
- Transcatheter heart valve (THV) dysfunction is an emerging cause of cardiovascular morbidity post-TAVI.
- Early detection of THV dysfunction is critical to avoid high-mortality emergency repeat surgery.
Purpose of the Study:
- To review and evaluate diagnostic methods for the early detection of THV dysfunction.
- To explore promising innovations and future outlooks in diagnosing THV dysfunction.
- To emphasize the need for noninvasive, quantitative imaging to monitor valve function post-TAVI.
Main Methods:
- Review of current literature on diagnostic modalities for THV dysfunction.
- Evaluation of advanced imaging techniques including CT, CMR, and PET.
- Analysis of echocardiography's role in routine follow-up.
Main Results:
- Transcatheter heart valve dysfunction poses a significant clinical challenge.
- Various imaging modalities are being investigated for early THV dysfunction detection.
- Echocardiography is currently the primary tool, with advanced imaging offering future potential.
Conclusions:
- Tailoring echocardiogram follow-up based on patient characteristics is the current recommended approach.
- CT, CMR, and PET require further evidence for their utility in early THV dysfunction detection.
- Noninvasive imaging is essential for timely intervention in TAVI patients to prevent adverse outcomes.
Keywords:
Early diagnosisEchocardiographyLeaflet ThrombosisMultidetector Computed TomographyPositron Emission TomographyProsthesis failureTranscatheter aortic valve implantationTranscatheter heart valveMore Related Videos
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