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Transcatheter Valve-In-Valve Implantation in Patients With Fluoroscopically Invisible Tricuspid Valve Prostheses
Dzhem Farandzha1, Nikolay Stoyanov1, Vasil Velchev1
1University Hospital St Anna, Sofia, Bulgaria.
JACC. Case Reports
|November 6, 2025
Summary
Transcatheter valve-in-valve implantation for invisible tricuspid bioprostheses is challenging. A novel technique using coronary guidewire marking and balloon pre-dilatation enables accurate valve positioning and safe implantation.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Tricuspid bioprostheses frequently degenerate, necessitating interventions.
- Surgical reoperation for tricuspid bioprosthetic degeneration has high risks.
- Transcatheter valve-in-valve (VIV) implantation is a safer alternative for degenerated tricuspid prostheses.

