ArticleJournal of clinical medicine2022
3D Echo Characterization of Proportionate and Disproportionate Functional Mitral Regurgitation before and after Percutaneous Mitral Valve Repair.
Article in Journal of clinical medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
5 citing papers in PubMed, 6 citations in OpenAlex.
- Clinical value of RT-3DE in evaluating mitral valve configuration and the occurrence of VFMR in patients with ischemic cardiomyopathy: a clinical investigation.BMC cardiovascular disorders · 2026Observational
- Functional Mitral Regurgitation in the Transcatheter Era: Diagnostic and Therapeutic Pathways.Journal of personalized medicine · 2025Review
- Diagnosis and Diagnostic Challenges of Secondary Mitral Regurgitation in the Era of Transcatheter Edge-to-Edge Repair of the Mitral Valve.Journal of clinical medicine · 2025Review
- Disproportionate vs. Proportionate Secondary Mitral Regurgitation: A Long-Term Pilot Analysis After Mitral Valve Surgery.Journal of clinical medicine · 2025Article
- Mitral Regurgitation "Proportionality" in Functional Mitral Regurgitation and Outcomes After Mitral Valve Transcatheter Edge-to-Edge Repair: A Systematic Review and Meta-Analysis.Structural heart : the journal of the Heart Team · 2024Article
Corrections and comments
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Authors and funding
11 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundThe impact of percutaneous mitral valve repair (PMVr) on long-term prognosis in patients with functional mitral regurgitation (FMR) is still unclear. Recently, a new conceptual framework classifying FMR as proportionate (P-MR) and disproportionate (D-MR) was proposed, according to the effective regurgitant orifice area/left ventricular end-diastolic volume (EROA/LVEDV) ratio. The aim was to assess its possible influence on PMVr efficacy.
methodsA total of 56 patients were enrolled. MV annulus, LV volumes and function were assessed. Global longitudinal strain (GLS) was also calculated. Patients were divided into two groups, according to the EROA/LVEDV ratio. Echocardiographic follow-up was performed after 6 months, and adverse events were collected after 12 months.
resultsD-MR patients (n = 28, 50%) had a significantly more elliptical MV annulus (
conclusionsPatients with P-MR seem to have worse outcomes after PVMr than D-MR patients. Our study confirms the importance of the EROA/LVEDV ratio in defining different subsets of FMR based on the anatomical characteristic of MV and LV.
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Registered trials
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