New ultrasound technique could reveal hidden heart damage
NCT ID NCT06648577
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether a new 3D ultrasound method can measure heart muscle stiffness in people with a leaky mitral valve (mitral regurgitation). The goal is to see if these measurements match findings from MRI scans that show scarring in the heart. About 40 adults with different levels of valve leakage will take part. The research aims to improve how doctors detect early heart damage, but does not test any treatment.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 40 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2024
- Expected to finish
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Nov 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
The study will include adult patients with chronic primary mitral regurgitation who have been referred to our tertiary cardiology center as part of their routine care. These are the typical patients with chronic primary mitral regurgitation whom we aim to better phenotype using the new 3D ultrasound mapping technology for MWV (mechanical wave velocity).
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Severe primary MR patients (effective regurgitation orifice area ≥ 40mm²) with class I indication for surgery (symptoms and/or altered conventional parameters of LV function) (n=10 patients) * Severe primary MR patients (effective regurgitation orifice area ≥ 40mm²) without class I indication of surgery (n=20 patients) * Mild to moderate primary MR patients as defined by effective regurgitation orifice area ≥ 20mm² and \< 40mm² (n=10 patients) Exclusion Criteria: * Permanent atrial fibrillation * Acute primary severe MR * Secondary MR * Previous cardiac surgery of any kind * Other severe left sided valvular disease * Coronary artery disease * Congenital cardiac disorder
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
2 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Pitié Salpêtrière hospital
RECRUITINGParis, Paris, 75013, France
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Pitié- Salpêtrière hospital (AP-HP)
NOT_YET_RECRUITINGParis, Paris, 75013, France