Comparing Two Kinds of Brain Radiation for Memory and Thinking
Original title: Testing if High Dose Radiation Only to the Sites of Brain Cancer Compared to Whole Brain Radiation That Avoids the Hippocampus is Better at Preventing Loss of Memory and Thinking Ability
How far along is this research?
This is a trial that is enrolling or has been updated. It is not a finding yet.
This is a large late stage trial comparing two treatments that are already in use.
Status: Recruiting. It is looking for patients now. Talk to your care team about whether it fits you.
The trial team last updated this record on . Always check the trial page for the latest.
The short version
This trial compares two ways to treat lung cancer that has spread to the brain.
Who this trial is for. This trial is for people with small cell lung cancer that has spread to the brain. It compares targeted radiation aimed right at the tumors with radiation to the whole brain that spares the memory zone. The whole brain group also gets a drug called memantine, which is the usual care.
Where it stands. This trial has not reported results. It is looking at memory and thinking after each kind of radiation. Targeted radiation may cause less harm to normal brain tissue, but that is what the trial is testing. The answer is not in yet.
What this means, and what it doesn't
What it could mean: If you have small cell lung cancer that has spread to the brain, this is one study to know about. You could ask your care team if it fits your situation. They can tell you what makes sense for you.
What it doesn't mean: This does not mean targeted radiation is better. A trial is a test, not proven care. Joining a trial does not promise that it will help you. It is not a promise of a cure. The trial team decides who can take part.
Source: ClinicalTrials.gov, August 17, 2026 · Read the original
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