Structural Heart
Mitral repair, replacement, and transcatheter therapies
Synthesized from 149 evidence-backed clinical questions linked to this topic — 4 supporting the intervention, 7 against the intervention, 2 still contested.
Does mitral valve repair (mvr) vs placebo improve outcomes in CARDIOMYOPATHY, FAMILIAL, WITH CONDUCTION DISTURBANCE?
Low Certainty− Favors harmmitral valve repair (mvr) vs placebo
2 studies (8,330 patients) provide low-certainty evidence against benefit of mitral valve repair (mvr) for the outcome in CARDIOMYOPATHY, FAMILIAL, WITH CONDUCTION DISTURBANCE.
Does cabg + mvr vs placebo improve outcomes in Ischemic cardiomyopathy?
Low Certainty+ Favors benefitcabg + mvr vs placebo
2 studies (705 patients) provide low-certainty evidence for benefit of cabg + mvr for the outcome in Ischemic cardiomyopathy.
Does levosimendan vs placebo improve outcomes in Mitral Valve Insufficiency?
Low Certainty− Favors harmlevosimendan vs placebo
7 studies (396 patients) provide low-certainty evidence against benefit of levosimendan for the outcome in Mitral Valve Insufficiency.
Does mitral valve repair vs placebo improve outcomes in idiopathic acute mitral regurgitation?
Low Certainty− Favors harmmitral valve repair vs placebo
2 studies (287 patients) provide low-certainty evidence against benefit of mitral valve repair for the outcome in idiopathic acute mitral regurgitation.
Does lbbap-crt vs placebo improve outcomes in Heart failure?
Low Certainty− Favors harmlbbap-crt vs placebo
3 studies (276 patients) provide low-certainty evidence against benefit of lbbap-crt for the outcome in Heart failure.
Does mitraclip vs placebo improve outcomes in Mitral Valve Insufficiency?
Low Certainty− Favors harmmitraclip vs placebo
5 studies (179 patients) provide low-certainty evidence against benefit of mitraclip for the outcome in Mitral Valve Insufficiency.
Does shr-1918 vs placebo improve outcomes in Healthy Volunteers?
Insufficient~ Mixed resultsshr-1918 vs placebo · Serum Uric Acid
2 studies (144 patients) provide insufficient evidence with mixed findings regarding shr-1918 for Serum Uric Acid in Healthy Volunteers.
Does mitraclip g4 system vs placebo improve outcomes in Mitral Valve Insufficiency?
Insufficient~ Mixed resultsmitraclip g4 system vs placebo
2 studies (1,202 patients) provide insufficient evidence with mixed findings regarding mitraclip g4 system for the outcome in Mitral Valve Insufficiency.
Emerging evidence with 100 primary claims
Specific, answerable questions in this area — each with its own synthesized evidence and consensus. Open one to see the forest plot, source trials, and how the consensus has changed over time.
Does shr-1918 vs placebo improve LDL Cholesterol in Healthy Volunteers?
Low Certainty+ Favors benefitshr-1918 vs placebo · LDL Cholesterol
Does dipyridamole vs placebo improve Left Ventricular Ejection Fraction in Aortic Valve Stenosis?
Low Certainty− Favors harmdipyridamole vs placebo · Left Ventricular Ejection Fraction
Streamline-based three-dimensional peak-velocity tracing of transvalvular flow using four-dimensional flow cardiac magnetic resonance imaging for left ventricular diastolic assessment in aortic regurgitation: a case report
Journal of Medical Case Reports — Njoku P — May 2022
Enhancing Geometric Fidelity of 3-Dimensional Electroanatomic Mapping During Open Chest Epicardial Radiofrequency Catheter Ablation
Journal of Investigative Medicine High Impact Case Reports — Soto G — Jan 2019
Impact of early surgery on survival of patients with severe mitral regurgitation
Heart — Samad Z — Nov 2010
Myocardial External Efficiency in Asymptomatic Severe Primary Mitral Regurgitation Using<sup>11</sup>C-Acetate PET
Journal of Nuclear Medicine — Sørensen J — Jan 2023
Left Ventricular Angiocardiography by Transseptal Puncture of the Left Atrium
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Mitral valve intervention (also known as mitral valve repair, TEER, MitraClip). Mitral repair, replacement, and transcatheter therapies
Synapse tracks 2 specific clinical questions in Mitral valve intervention, each synthesized independently from its own trial evidence. They include: "Does shr-1918 vs placebo improve LDL Cholesterol in Healthy Volunteers?"; "Does dipyridamole vs placebo improve Left Ventricular Ejection Fraction in Aortic Valve Stenosis?".
As of 2026-08-15, the scientific consensus on Mitral valve intervention is emerging. Emerging evidence with 100 primary claims Based on 100 analyzed claims across Synapse's enriched corpus, the evidence shows.
This evidence brief synthesizes Synapse's enriched cardiology corpus; cite as synapsesocial.com/topics/mitral-valve-intervention.
Deterministic synthesis from Synapse's enriched corpus — 101 words. No AI-generated novel content; every figure is sourced from the underlying paper, guideline, or trial record linked on this page.
Explore every Mitral valve intervention paper on Synapse with AI-enriched clinical evidence, PICO analysis, and methodology classification.
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Circulation — Beuren A — Aug 1963