Skip to main content

Craniotomy for Excision of a Cerebral Arteriovenous Malformation

Medically reviewed by Last updated on Apr 2, 2024.

A craniotomy is surgery to open your skull and operate on your brain. This surgery is used to remove an arteriovenous malformation (AVM). An AVM is an abnormal connection between the arteries and veins in your brain. You may need a craniotomy if your AVM causes your brain to bleed. You may also need a craniotomy if you have symptoms such as seizures, headaches, or speech problems.


Call your local emergency number (911 in the US) if:

Seek care immediately if:

Call your doctor or surgeon if:


Follow up with your doctor or surgeon as directed:

You may need tests to make sure that your AVM was completely removed. You may also need stitches removed. Write down your questions so you remember to ask them during your visits.

For more information:

© Copyright Merative 2024 Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.

The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.