Athletes' hearts under watch: new study tracks rhythm risks after myocarditis
NCT ID NCT03842592
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times
Summary
This study follows 50 athletes who had acute myocarditis (heart muscle inflammation) to see how often they develop dangerous heart rhythms. Participants wear a portable ECG monitor and do a treadmill stress test at 3 months and 1 year after their illness. The goal is to learn more about heart risks in active people recovering from myocarditis.
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 could help doctors better understand and monitor heart rhythm risks in athletes after myocarditis.
- What could go wrong
- This is an observational study with only 50 participants, so results may not apply to all athletes or lead to direct treatments.
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.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 50 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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Feb 2028
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- 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: * acute myocarditis, diagnosed on the association of (a) recent viral infection (upper airway, gastro-intestinal) , (b) troponin increase, and (c) chest pain AND myocarditis confirmed by cardiac magnetic resonance 2 out of 3 Lake Louise criteria, either T2 hypersignal, early enhancement or late gadolinium enhancement. * regular physical activity, recreational or competitive: \>=4 hours weekly * written informed consent Exclusion Criteria: * coronary artery disease * acute inflammatory cardiomyopathy (sarcoidosis, fulminant myocarditis, Tako Tsubo, eosinophilic myocarditis, Lyme disease) * history of myocarditis * contra-indication to cardiac MRI * patient unable to perform a treadmill stress test
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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.
Contacts and locations
Locations
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Angers University Hospital
Angers, France
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Brest University Hospital
Brest, France
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Lariboisière University Hospital - AP-HP
Paris, France
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Rennes University Hospital
Rennes, France
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