10,000 heart patients join online registry to unlock secrets of cardiomyopathy
NCT ID NCT04612296
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study is building a large online registry of 10,000 adults with cardiomyopathy or myocarditis, plus those with a strong family history. Researchers will track participants over time to see how many experience serious events like heart failure, dangerous heart rhythms, or death. The goal is to better understand these heart conditions, not to test a new treatment.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this study could reveal patterns that help doctors better predict and manage heart complications in people with cardiomyopathy.
- What could go wrong
- This is an observational study, not a treatment trial. It collects data but does not test any therapy, so it cannot directly improve health. Results may take years and might not lead to clear changes in care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 10,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2019
- Expected to finish
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Sep 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
Eligible adult patients with cardiomyopathy in The Heart Hive registry
- 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: * Adult (age 18 and over), * Males and Females, * Capacity to provide informed consent, * Patients with a confirmed diagnosis of cardiomyopathy or myocarditis, * People with a family history of cardiomyopathy confirmed in a first or second degree relative. Note: Pregnant women are eligible. This study is observational and entirely separate from clinical care. Exclusion criteria: * Patients who lack capacity to consent for themselves, * Vulnerable groups (e.g. those under 18, prisoners, those in a dependent relationship, the mentally ill). * Patients with a confirmed history of coronary artery disease: * who have been informed by their treating physician that their cardiomyopathy is secondary to their coronary artery disease, or * who have undergone previous percutaneous coronary intervention or coronary bypass surgery * History of primary valvular heart disease or congenital heart disease * Severe, untreated or untreatable hypertension (systolic blood pressures routinely \>180 mm Hg and/or diastolic blood pressures \>120 mm Hg)
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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 study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
1 site. 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
Show contact details
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Study contacts
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Contact
Email: •••••@•••••
Locations
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Imperial College London
RECRUITINGLondon, United Kingdom
Contact Email: •••••@•••••
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