Document Type

Article

Publication Date

9-25-2020

Publication Title

Circulation

Abstract

Background: Mitral valve-in-valve (ViV) and valve-in-ring (ViR) are alternatives to surgical reoperation in patients with recurrent mitral valve failure after previous surgical valve repair or replacement. Our aim was to perform a large-scale analysis examining mid-term outcomes after mitral ViV and ViR. Methods: Patients undergoing mitral ViV and ViR were enrolled in the Valve-in-Valve International Data Registry. Cases were performed between March 2006 and March 2020. Clinical endpoints are reported according to the Mitral Valve Academic Research Consortium (MVARC) definitions. Significant residual mitral stenosis (MS) was defined as mean gradient ≥10 mmHg and significant residual mitral regurgitation (MR) as ≥ moderate. Results: A total of 1,079 patients (857 ViV, 222 ViR; mean age 73.5 years ± 12.5; 40.8% male) from 90 centers were included. Median STS-PROM score 8.6%; median clinical follow-up 492 days [IQR 76 - 996 days]; median echocardiographic follow-up for patients that survived 1 year 772.5 days [IQR 510 - 1211.75 days]. Four-year Kaplan-Meier survival rate was 62.5% in ViV vs. 49.5% for ViR (p

PubMed ID

32975133

ePublication

ePub ahead of print

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