AI-Powered ECG could catch hidden heart disease early
NCT ID NCT06978660
First seen Jun 27, 2026 · Last updated Jul 21, 2026 · Updated 2 times
Summary
This study is testing a cloud-based AI platform called Willem that analyzes electrocardiogram (ECG) data to detect Transthyretin cardiac amyloidosis (ATTR-CA), a rare and serious heart condition. Researchers will compare ECGs from 2000 adults—some with confirmed ATTR-CA and some without—to see how accurately the AI can tell them apart. The goal is to improve early diagnosis, which can lead to better treatment outcomes.
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 2,200 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2025
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Subjects with a suspected or confirmed diagnosis of ATTR-CA
- 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: * Subjects ≥ 18 years old * Subjects with 12-leads ECG records with a 10 seconds minimum length on digital format Exclusion Criteria: * Patients with paced rhythm on the ECG.
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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
4 sites in 4 countries. 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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Centre Hospitalier Universitaire de Toulouse
RECRUITINGToulouse, 31300, France
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Hospital Universitario Donostia
COMPLETEDSan Sebastián, Guipúzcoa, 20014, Spain
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Hospital Universitario Juan Ramón Jiménez
COMPLETEDHuelva, Huelva, 21005, Spain
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Hospital Universitario Son Llàtzer
RECRUITINGPalma de Mallorca, Balearic Islands, 07198, Spain
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Northwestern University
COMPLETEDEvanston, Illinois, 60208, United States
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Queen Elizabeth University Hospital, Univeisity of Glasgow
RECRUITINGGlasgow, G51 4TF, United Kingdom
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TUM Klinikum Deutsches Herzzentrum
NOT_YET_RECRUITINGMünchen, 80636, Germany
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Universitätsklinikum Bonn
COMPLETEDBonn, 53127, Germany
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- A sharper eye on amyloid: could quantitative scans revolutionize cardiac monitoring?
- New heart scan could speed up amyloidosis diagnosis
- AI spots heart clues in bone scans: a new way to catch a silent killer?
- New PET tracer could spot hidden heart scarring in rare amyloidosis
- New PET scan could spot hidden heart disease
- Heart rehab hope for rare amyloidosis patients