A step-by-step plan for treating a brain tumor and a nearby bulge in a blood vessel
Original title: Treatment Algorithm for Concomitant Parasellar Meningiomas and Proximal Intracranial ICA Aneurysms in the Flow Diversion Era.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This was tested in people. That is the most reliable kind of research we share.
This is a look back at three patients who were already treated, not a study testing a new treatment.
The short version
Doctors describe how they safely treated three people who had both a brain tumor and a weak spot in a nearby artery.
What was studied. Doctors looked back at three patients who had a parasellar meningioma, a tumor near the base of the brain, plus an aneurysm in a large artery right next to it. An aneurysm is a bulge in a blood vessel wall. All three were treated by one senior surgeon between October 2021 and October 2024.
What they found. The three patients were found among 67 people who had meningioma surgery in that time. Each one was treated in a different order. One had the tumor removed while the aneurysm was just watched. One had the aneurysm treated from inside the blood vessel first, then the tumor removed. One had the tumor removed first, with the blood vessel treated later. All three did well, and none of them got worse in how their brain or nerves worked.
What this means, and what it doesn't
What it could mean: If you have both of these problems at once, the order of treatment can be planned around your own case. The doctors say the choice depends on the shape of the aneurysm, the risk that it will bleed, and which problem is causing your symptoms. Doing the two treatments in separate stages was usually preferred over doing them at the same time.
What it doesn't mean: This is not a new treatment and it is not a cure. It is a report on three patients treated by one surgeon, written up after the fact. Three people is far too few to prove that one plan works better than another. There was no comparison group. This is the kind of report that helps surgeons think through hard cases, not a proven rule for everyone. Your own team would still decide based on your scans and your symptoms.
Source: PubMed, October 14, 2025 · Read the original
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