Surgery Insight: percutaneous treatment of prosthetic paravalvular leaks

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SUMMARYSerious paravalvular leakage occurs in 1-5% of patients who have undergone surgical cardiac valve replacement procedures. Clinical manifestations include hemolysis, heart failure and arrhythmias. Presently, the gold standard treatment for severe paravalvular leakage is surgery; however, the outcomes remain far from optimum. In this Review we discuss the problem of paravalvular leak and focus on the role of percutaneous repair as a treatment option.

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