Subarachnoid haemorrhage

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Medically Reviewed by a doctor on 28 Nov 2016

Articles for subarachnoid haemorrhage

Introduction

A subarachnoid haemorrhage is an uncommon type of stroke caused by bleeding on the surface of the brain. It is a medical emergency and a very serious condition that can be fatal.

Causes of subarachnoid haemorrhages

A subarachnoid haemorrhage is most often caused by a brain aneurysm. Occasionally, this bulge can burst (rupture), causing bleeding around the brain. Around eight out of every 10 subarachnoid haemorrhages happen in this way.

Diagnosing a subarachnoid haemorrhage

In some cases, a subarachnoid haemorrhage isn't picked up by a CT scan. If a CT scan is negative, but your symptoms strongly suggest you've had a haemorrhage, a test called a lumbar puncture will usually be carried out.

Treating subarachnoid haemorrhages

If you're diagnosed with a subarachnoid haemorrhage, or a diagnosis is strongly suspected, you'll usually be transferred to a specialist neurosciences unit. In more severe cases, you may be transferred to an intensive care unit (ICU) .

Complications of a subarachnoid haemorrhage

If you have a subarachnoid haemorrhage, there is also a risk of developing further problems. Delayed cerebral ischaemia, or vasospasm, is another serious and common complication of a subarachnoid haemorrhage.

How long does it take to recover from subarachnoid haemorrhage

The amount of time it will take you to recover from a subarachnoid haemorrhage will depend on the severity of the haemorrhage. Recovery can be a frustrating process. You may make a lot of progress and then suffer setbacks you will have good days and bad days.