2016
DOI: 10.1016/j.jcin.2016.05.025
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Mitral Regurgitation After Transcatheter Aortic Valve Replacement

Abstract: Significant MR is not uncommon in TAVR recipients and associates with greater mortality. In more than one-half of patients, the degree of MR improves after TAVR, which can be predicted by characterizing the mitral apparatus with multidetector computed tomography. According to standardized imaging criteria, at least 1 in 10 patients whose MR persists after TAVR could benefit from percutaneous mitral procedures, and even more could be treated with MitraClip after dedicated pre-imaging evaluation.

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Cited by 112 publications
(51 citation statements)
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“…Significant baseline mitral regurgitation (MR) was seen in 117 of 1110 (16%) patients undergoing TAVR and was associated with a 3.5‐fold increase in 6‐month mortality (35 vs 10%) . After TAVR, the degree of MR improved in 60%.…”
Section: Introductionmentioning
confidence: 99%
“…Significant baseline mitral regurgitation (MR) was seen in 117 of 1110 (16%) patients undergoing TAVR and was associated with a 3.5‐fold increase in 6‐month mortality (35 vs 10%) . After TAVR, the degree of MR improved in 60%.…”
Section: Introductionmentioning
confidence: 99%
“…C. Cortés и соавт. выделили следующие независимые предикторы персистирования МР после транскатетерной замены АК: кальцификация митрального кольца (более ⅓ периметра кольца), кальцификация створок (депозиты кальция обеих створок), диаметр митрального кольца более 35,5 мм [11]. Однако органические изменения МК не позволяют в полной мере делать выводы о течении функциональной митральной недостаточности [10,23].…”
Section: изменения со стороны митрального клапанаunclassified
“…The prevalence of those with at least moderate mitral regurgitation undergoing TAVI can be up to 33% (21), with an increased mortality associated with this. However, in those with functional MR not due to intrinsic valve or apparatus disease, the majority experience a significant improvement in the degree of MR after TAVI (21, 22). Alternatively, a very large mitral annulus (>35.5 mm), calcification of the mitral apparatus and intrinsic valve leaflet dysfunction have been reported as independent predictors of persistent MR after TAVI (22).…”
Section: Peri-procedural and General Considerations In The Use Of Toementioning
confidence: 99%
“…However, in those with functional MR not due to intrinsic valve or apparatus disease, the majority experience a significant improvement in the degree of MR after TAVI (21, 22). Alternatively, a very large mitral annulus (>35.5 mm), calcification of the mitral apparatus and intrinsic valve leaflet dysfunction have been reported as independent predictors of persistent MR after TAVI (22). Therefore, the ability to identify mitral pathology pre-procedurally may help guide decisions regarding the appropriateness of THV implantation as opposed to open surgical treatment of both the aortic and mitral dysfunction.…”
Section: Peri-procedural and General Considerations In The Use Of Toementioning
confidence: 99%