What are the symptoms of a subarachnoid haemorrhage?
People may notice the following symptoms:
- Sudden, severe headache that feels different from any headache experienced before
- Nausea or vomiting
- Neck stiffness
- Light sensitivity
- Confusion or difficulty focusing
- Seizures in some cases
What causes a subarachnoid haemorrhage?
This type of bleeding can be caused by:
- A ruptured aneurysm, which is a weak spot in a blood vessel that fills with blood and can burst
- Head injury or trauma
- Blood vessel malformations in the brain
How common are subarachnoid haemorrhages?
Subarachnoid haemorrhages are relatively rare, affecting about 6 to 10 people per 100,000 each year in the UK.
Who is more likely to get a subarachnoid haemorrhage?
Certain factors increase the risk of a subarachnoid haemorrhage, including:
- Being over the age of 40
- Having a family history of brain aneurysms
- Being a smoker
- Having high blood pressure
- Excessive alcohol consumption
How can I treat a subarachnoid haemorrhage?
Treatment usually involves surgery to repair any damaged blood vessels and prevent further bleeding. Other supportive treatments will be given to manage symptoms and help recovery.
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What’s the outlook for a subarachnoid haemorrhage?
The outlook for someone who has survived a subarachnoid haemorrhage depends on various factors, including how quickly they received treatment and their overall health. Some people may recover well, while others can have lasting effects or complications.
Final thoughts
A subarachnoid haemorrhage is a serious medical condition that needs prompt attention. If you have any concerns or experience symptoms, it is important to speak to a GP or healthcare provider.
