Brain aneurysmDiagnosis

A brain aneurysm is usually diagnosed using an MRI scan and angiography (MRA), or a CT scan and angiography (CTA).

overview

A brain aneurysm is a bulge in a blood vessel in your brain. It can be very serious if it bursts.

treatments_overview

Brain aneurysms are usually treated with surgery if they have burst or there's a risk they will burst.

causes

It's not clear what causes brain aneurysms. You're more likely to get them if you smoke, have high blood pressure or have family members with them.

symptoms

Symptoms of a brain aneurysm can include headaches or changes in your vision. If it bursts, it can cause a sudden and very severe headache.

Page last reviewed: 16/08/2018
Next review due: 16/08/2021