Heart transplant patients may soon skip invasive artery checks with new PET scan study

NCT ID NCT06089486

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether a non-invasive PET scan can safely replace the standard invasive coronary angiography for monitoring heart transplant patients. About 576 participants who had a heart transplant 2-10 years ago will be randomly assigned to annual surveillance with either PET or angiography. The goal is to see if PET is just as good at detecting dangerous artery narrowing without the risks of an invasive procedure.

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 PET proves as effective as invasive angiography, heart transplant patients could avoid repeated invasive procedures for routine monitoring.

What could go wrong

This is a non-inferiority trial, so PET might not be as accurate as angiography. The study is observational in design, not testing a new treatment.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

chronic transplant rejection

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Mazankowski Alberta Heart Institute

    NOT_YET_RECRUITING

    Edmonton, Alberta, Canada

    Contact

  • Montreal Heart Institute

    NOT_YET_RECRUITING

    Montreal, Quebec, Canada

    Contact

  • Toronto-General Hospital - University Health Network

    NOT_YET_RECRUITING

    Toronto, Ontario, Canada

    Contact

  • University of Calgary

    NOT_YET_RECRUITING

    Calgary, Alberta, Canada

    Contact

  • University of Ottawa Heart Institute

    RECRUITING

    Ottawa, Ontario, K1Y 4W7, Canada

    Contact