New brain scan could sharpen radiation aim for deadliest tumors
NCT ID NCT06451042
First seen Jan 07, 2026 · Last updated Jun 23, 2026 · Updated 31 times
Summary
This study tested whether a special type of PET/MRI scan using a radioactive tracer called FET can better map glioblastoma brain tumors after surgery compared to standard MRI. The goal was to see if this could help doctors plan radiation therapy more accurately. Eleven adults who had surgery for glioblastoma were scanned with both methods, and researchers compared the radiation treatment volumes. The study is now complete.
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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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Contacts and locations
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Locations
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Sunnybrook Health Sciences Centre
Toronto, Ontario, M4N 3M5, Canada
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
FET (0-(2-18F-Fluoroethyl)-L-Tyrosine) radioactive tracer
What this could lead to
If successful, this imaging method could help doctors target radiation more precisely, potentially improving survival and reducing side effects for glioblastoma patients.
What could go wrong
This was a very small study (11 people) and only measured differences in treatment volume, not actual patient outcomes. The approach may not improve survival or quality of life in larger trials.
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.