AI-Powered ECG could spare thousands from invasive heart tests
NCT ID NCT06387693
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether artificial intelligence and special ECG monitoring can improve diagnosis of angina in people whose arteries are not blocked. Researchers will use a Holter monitor at home and an internal ECG during a procedure to detect subtle signs of heart muscle strain. The goal is to make diagnosis more accurate and less invasive for the 40-70% of angina patients who have no major blockages.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Holter monitoring and intracoronary ECG
- What this could lead to
- If successful, this could lead to a more accurate, non-invasive way to diagnose coronary vasomotor disorders, reducing the need for invasive tests.
- What could go wrong
- This is an early-stage diagnostic study with 250 participants. The AI and ECG methods may not prove accurate enough to replace current invasive procedures, and results may not apply to all 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.
- 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 250 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2024
- Expected to finish
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Dec 2028
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.
- 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: 1. Clinical indication for comprehensive coronary function testing because of persisting chest discomfort at least 2 times per week despite current medical therapy. 2. Absence of obstructive coronary artery disease with an indication for revascularization, documented by means of recent coronary computed tomography angiography (CCTA) or invasive coronary angiography (with invasive coronary pressure measurements if clinically indicated). 3. Patient is willing and able to provide written informed consent. Exclusion Criteria: 1. Absence of chest discomfort after initiation of medical therapy. 2. Language barrier preventing sufficient understanding and communication in Dutch.
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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 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
Locations
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UMC Utrecht
RECRUITINGUtrecht, Netherlands
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