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New blood test may tell first heart attack from repeat

NCT ID NCT00299143

Knowledge-focused Sponsor: Institut National de la Santé Et de la Recherche Médicale, France Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 13, 2026 · Last updated Jul 14, 2026 · Updated 1 time

Summary

This study investigates whether a blood test measuring how platelets clump under high shear forces can distinguish a first acute coronary syndrome from a recurrent one. Researchers will enroll 97 adults with unstable angina or early heart attack. The goal is to see if this test offers better insight than standard methods.

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 lead to a new blood test to help doctors tell whether a person is having their first or a repeat heart-related event.
What could go wrong
This is a small pilot study, so results may not be conclusive or widely applicable. The test is experimental and not yet ready for routine use.

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

97 people

The number who actually took part.

Start date

Jun 2005

Finished

Jun 2010

Lead sponsor

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.

Who is studied

patients admitted in the intensive care unit with acute coronary syndrome

Ages

18 to 85 years

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: over 18 years old. informed consent signed. acute coronary syndrome not associated with co-morbidity as bleeding diathesis or myocardial infarction during the procedure. clinical symptoms in agreement with myocardial infarction during the preceding 24 hours. CK OR troponin elevation and one or more of the following criteria: ECG modifications transient ST elevation\>1 mm. new inversion of ST \<1 mm on 2 contiguous derivations. Exclusion criteria: Acute coronary syndrome with persistent ST elevation. Angioplasty in emergency before blood sampling. Inflammatory disease or cancer. Coagulation abnormalities. Antiphospholipid syndrome. Treatment by vitamin K antagonist. Severe disease with life expectancy lower than 2 years. One-year follow up impossible.

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Conditions

The condition(s) this trial relates to.

acute coronary syndrome intermediate coronary syndrome

As listed by the trial registrant

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

Angina, unstable

Contacts and locations

Locations

  • Bichat Hospital

    Paris, 75018, France

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