Observational study on mitral annular disjunction

Observational Cohort Prospective Multicenter Study on Mitral Annular Disjunction (MAD) - MAD MulticeNter Study (MAD-NesS)

Not applicable Interventional University Hospital of Ferrara · NCT04916535

This study looks at patients with mitral annular disjunction to see how it affects heart rhythm and overall health.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment200 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorUniversity Hospital of Ferrara Academic / other
Locations7 sites (Bologna and 6 other locations)
Trial IDNCT04916535 on ClinicalTrials.gov

What this trial studies

This observational cohort study aims to investigate patients with mitral annular disjunction (MAD), a structural abnormality associated with mitral valve prolapse and potential arrhythmic events. The study will analyze the relationship between MAD and electrical instability through detailed assessments including EKG, echocardiography, and cardiac magnetic resonance imaging. By collecting comprehensive data on patient characteristics and long-term outcomes, the study seeks to enhance understanding of MAD and its implications for patient management.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 to 65 who have been diagnosed with mitral annular disjunction during routine echocardiography.

Not a fit: Patients who refuse to participate or are outside the age range of 18 to 65 will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could improve the identification and management of patients at risk for arrhythmic events related to mitral annular disjunction.

How similar studies have performed: While there have been studies on mitral valve prolapse, the specific focus on mitral annular disjunction and its arrhythmic implications is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion criteria:

* Subject aged ≥18 years and \<65 years
* Evidence of MAD during routine echocardiography clinically indicated by treating physician for any reason
* Written informed consent

Exclusion criteria:

• Patient's refusal

Where this trial is running

Bologna and 6 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Mitral Valve Diseasemitral annular disjunction
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.