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New study probes why rapid heartbeat harms the heart

NCT ID NCT06951100

Knowledge-focused Sponsor: University of Edinburgh Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at 300 people with rapid atrial fibrillation (a fast, irregular heartbeat) to understand why some have heart damage. Researchers will use blood tests and heart scans to see if blocked arteries are the cause. The goal is to improve how doctors diagnose and manage heart issues in these patients.

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 help doctors better identify which patients with rapid atrial fibrillation need further heart testing or treatment.
What could go wrong
This is an observational study, not a treatment trial. It will not directly improve health, and results may not apply to all AF patients.

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

About 300 people

The number the study aims to enrol. It can still change while the study runs.

Started

May 2025

Expected to finish

Oct 2029

An estimate. End dates often move.

Lead sponsor

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

Patients presenting to an Emergency Department or Acute Medical Unit with rapid atrial fibrillation

Ages

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Age 18 years and over 2. Primary presentation with symptoms related to atrial fibrillation 3. Atrial fibrillation with a ventricular rate \>100 bpm on a 12-lead electrocardiogram 4. Able to provide informed consent Exclusion Criteria 1. Previous myocardial infarction 2. Previous coronary revascularisation procedure 3. Patients in renal failure (eGFR \<30ml/min/1.73m2) or major allergy to contrast media 4. Pregnancy or breast feeding 5. Deemed unsuitable for participation in the study by the attending clinician 6. Previous enrolment in the trial

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Conditions

The condition(s) this trial relates to.

atrial fibrillation coronary artery disorder myocardial infarction myocardial ischemia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Atrial fibrillation (AF)

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Royal Infirmary of Edinburgh

    RECRUITING

    Edinburgh, East of England, United Kingdom

More trials for these conditions

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