Brain tumor radiation gets a Same-Day Tune-Up
NCT ID NCT07132190
First seen Jun 27, 2026 · Last updated Sep 09, 2026 · Updated 2 times
Summary
This study tests whether doing radiation planning and treatment on the same day can better target fast-growing brain metastases. About 60 adults with brain tumors that grow at least 1mm per week will be randomly assigned to receive radiation with a 1mm or 0mm safety margin. The goal is to see if same-day planning reduces the chance that tumor cells escape the radiation field.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2025
- Expected to finish
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Sep 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Participants must have a biopsy proven solid malignancy with at least one intact, residual or recurrent, intracranial lesion radiographically consistent with or pathologically proven to be a brain metastasis meeting one of the following criteria: 1. Growth of 1.0mm per week or more, on average, based on the two most recent brain MRIs preceding study enrollment 2. Abutment, to within 1.0cm, of a region of intracranial edema 3. Proximity (within 5.0cm) to a surgical cavity created within 30 days of enrollment 4. Proximity (within 5.0cm) to another source of physical displacement 2. Age of at least 18 years 3. Karnofsky performance status of at least 60 4. Estimated survival of at least 3-6 months in the opinion of the enrolling clinician and/or study PI 5. Ability to understand and the willingness to sign a written informed consent document by either ink on paper or a DF/HCC approved eConsent medium Exclusion Criteria: 1. Participants who cannot tolerate a brain MRI 2. Patients who cannot receive gadolinium 3. Participants with end stage renal disease 4. Participants with widespread, definitive leptomeningeal disease 5. Pregnant women are excluded from this study because of the potential deleterious effects of gadolinium on the developing fetus. Because there is an unknown but potential risk for adverse events in nursing infants, women who are breastfeeding are not eligible for this study as well
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Brigham and Women's Hospital / Dana-Farber Cancer Institute
RECRUITINGBoston, Massachusetts, 02115, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Tiny gadolinium particles aim to make brain radiation hit harder
- Can a targeted drug plus brain radiation shrink lung cancer brain tumors?
- Sound waves and microbubbles: a new key to the Brain's locked door?
- New radiation approach aims to shield memory during brain tumor treatment
- Brain metastases trial tests skipping radiation when drugs work
- New imaging test may help doctors track brain tumor treatment