New heart scans aim to slash radiation while boosting accuracy

NCT ID NCT01621594

Recruiting now Diagnosis Sponsor: National Heart, Lung, and Blood Institute (NHLBI) Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 7 times

Summary

This study is testing new, lower-radiation CT scan methods for taking pictures of the heart and blood vessels. Researchers want to see if these scans are accurate at finding blocked arteries and predicting future heart problems like heart attacks. About 5,000 adults who need a heart CT will take part, and their health will be tracked over time.

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 safer, lower-radiation heart scans that better predict heart attacks and other major events.
What could go wrong: This is an observational study, not a treatment trial. The new imaging methods may not prove more accurate than current standards, and results may not apply to all patients.

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.

coronary artery disorder Coronary Disease

As listed by the trial registrant

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

CORONARY DISEASE

Contacts and locations

Locations

National Institutes of Health Clinical Center
RECRUITING

Bethesda, Maryland, 20892, United States

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