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Mechanisms of Myocardial Injury and Ischemia in Patients With Rapid Atrial Fibrillation

Sponsor: University of Edinburgh

NCT ID: NCT06951100

View on ClinicalTrials.gov ↗

At a glance

What the study gets you
Health checks and monitoring — no treatment given
Type of study
Observational (no treatment given)
Time in hospital
In-person visits at study sites — visit count not specified by the sponsor
Drug or intervention
CT coronary angiography (diagnostic test)
How long the study runs
Study runs about 53 months (dates as stated)
About the drug or intervention
CT coronary angiography — diagnostic test: To assess the presence of obstructive coronary artery disease, participants will either have coronary angiography as part of their routine care or they will return for a research CT scan of their heart (CT Coronary Angiogram)
Patient visit burden
Not specified by the sponsor
Type of study
Observing health over time
Ages
18 Years and over
Who
All
Number of participants
300
Started
2025-05-01
Last checked
2026-06

Plain English Summary

What is this study?

  • • Testing a new treatment for atrial fibrillation (af)
  • • Clinical study - 300 participants
  • • The goal of this observational study is to better understand the role of measuring troponin (a protein measured by a blood test) and coronary imaging in patients presenting with rapid atrial fibrillation (AF) The main questions this study aims to answer are: 1

Who can take part?

  • • Ages 18 Years and over
  • • Diagnosed with atrial fibrillation (af)

Where?

  • • Edinburgh - Royal Infirmary of Edinburgh

This is a simplified summary. Always discuss with your doctor before making any decisions.

About This Trial

The goal of this observational study is to better understand the role of measuring troponin (a protein measured by a blood test) and coronary imaging in patients presenting with rapid atrial fibrillation (AF) The main questions this study aims to answer are: 1. Are patients with a fast, irregular heartbeat (rapid AF) and damage to the heart (myocardial injury) more likely than those without damage to the heart to have blocked heart arteries (obstructive coronary artery disease) 2. Are patients with a fast, irregular heartbeat (rapid AF) and damage to the heart (myocardial injury) with further evidence that their heart hasn't been getting enough oxygen (myocardial ischemia) more likely to have imaging evidence of myocardial infarction than those without myocardial ischemia To do this, we will measure troponin in patients with rapid AF and then carry out further investigations of the heart (electrocardiogram, echocardiogram, CT scan and cardiac MRI)

Atrial Fibrillation (AF)

How this trial compares with your answers

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What we know so far

Condition· Matched your search
Age· Tell us your age for better matching
Gender· Tell us your sex for better matching

Still need:

  • • Tell us your age for better matching
  • • Tell us your sex for better matching

Preliminary match based on your answers. Full eligibility requires on-site assessment including medical history, physical exam, and lab tests. This does not guarantee enrolment.

Eligibility at a Glance

Key info

  • Age: 18 Years and over
  • Who can join: All genders

Biomarkers mentioned

eGFR

What the study is looking for

  • ✓Age 18 years and over
  • ✓Primary presentation with symptoms related to atrial fibrillation
  • ✓Atrial fibrillation with a ventricular rate \>100 bpm on a 12-lead electrocardiogram
  • ✓Able to provide agreement to take part
  • ✓Exclusion Criteria
See the full criteria
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

Where Is This Study? (1 UK site)

Royal Infirmary of Edinburgh

Edinburgh, United Kingdom

Recruiting
Site contact (verified)
Elizabeth Highton-Williamson0131 242 6431ehighton@ed.ac.uk
Data sourced from ClinicalTrials.gov · Last verified: 2026-06