MRI-Guided radiation: a sharper weapon against cancer?
NCT ID NCT04135794
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times
Summary
This study is testing a new radiation technique that uses real-time MRI scans to target cancer more precisely. About 377 adult cancer patients will receive this treatment and have extra scans and quality-of-life surveys. The goal is to see if this approach improves tumor control and reduces side effects compared to standard radiation.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Magnetic Resonance-guided adaptive radiotherapy (MRgART) using an integrated magnetic resonance linear accelerator (MRL)
What this could lead to
If successful, this could lead to more precise cancer radiation treatments that better target tumors while sparing healthy tissue, potentially improving outcomes and reducing side effects.
What could go wrong
This is an observational study still gathering data, so it is too early to know if the approach truly improves outcomes. The results may not apply to all cancer types or stages.
Disclaimer
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This is a summary of
the original study
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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.
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.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Princess Margaret Cancer Centre
Toronto, Ontario, M5G 2M9, Canada