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Aneurysm, brain

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Introduction
An aneurysm is a bulge in a blood vessel that's caused by a weakness in the blood vessel wall, usually where it branches.
Symptoms of a brain aneurysm
A brain aneurysm rarely causes any symptoms unless it bursts (ruptures).
Causes of a brain aneurysm
Brain aneurysms occur due to a weakness in the walls of the blood vessels in the brain. There are several reasons why this may happen.
Diagnosing a brain aneurysm
If it is suspected that you may have a brain aneurysm, a scan of your brain will usually be carried out.
Treating a brain aneurysm
Brain aneurysms can be treated using surgery if they have burst (ruptured) or there is a risk that they will.
Preventing a brain aneurysm
You cannot always prevent brain aneurysms, but there some things you can do to reduce your risk.
See what the doctor sees with Map of Medicine
See what your doctor sees, find out what is happening with your Aneurysm treatment and what the next steps might be.