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One-Hour heart attack test could save lives and slash ER wait times

NCT ID NCT05649384

Ongoing Diagnosis Sponsor: University Hospital, Basel, Switzerland Source: ClinicalTrials.gov ↗

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

Summary

This study compares two blood test schedules for diagnosing heart attacks in the emergency room: the standard 3-hour test and a newer 1-hour test. Over 64,000 adults with chest pain will be enrolled to see if the faster test is just as safe and accurate. If it works, patients could get diagnosed and treated much sooner.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
High-sensitivity cardiac troponin blood test
What this could lead to
If successful, this could make heart attack diagnosis faster and safer, reducing ER wait times and improving patient outcomes.
What could go wrong
The trial is observational, not a controlled experiment, so results may not prove cause and effect. The faster test might miss some heart attacks in real-world use.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

acute myocardial infarction acute subendocardial myocardial infarction Chest Pain Emergencies intermediate coronary syndrome myocardial infarction Non-ST Elevated Myocardial Infarction

As listed by the trial registrant

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

ACUTE CHEST PAIN NSTEMI - NON-ST SEGMENT ELEVATION MI

Contacts and locations

Locations

  • Attikon General Hospital Athens

    Athens, Greece

  • Azienda Ospedaliera San Giovanni Addolorata

    Roma, Italy

  • Baylor St. Luke's Medical Center

    Houston, Texas, 77030, United States

  • Careggi University Hospital Florence

    Florence, Italy

  • Emergency Institute for Cardiovascular Diseases C.C. Iliescu

    Bucharest, Romania

  • Hospital Città della Salute e della Scienza di Torino

    Torino, Italy

  • Hospital Clinic Barcelona

    Barcelona, Spain

  • Hospital Clínico Universitario Valencia

    Valencia, Spain

  • Kantonsspital Aarau

    Aarau, Switzerland

  • Kantonsspital Luzern

    Lucerne, Switzerland

  • Konkuk University Medical Center

    Seoul, South Korea

  • Royal Cornwall Hospitals Treliske

    Truro, United Kingdom

  • Royal London Hospital

    London, United Kingdom

  • St Andrew's War Memorial Hospital Brisbane

    Brisbane, Australia

  • St. Claraspital

    Basel, Switzerland

  • University Central Hospital Helsinki

    Helsinki, Finland

  • University Hospital October 12 Madrid

    Madrid, Spain

  • University Hospital Ramon y Cajal

    Madrid, Spain

  • University Hospital Zurich

    Zurich, Switzerland

  • Vienna General Hospital (AKH Wien)

    Vienna, Austria

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