What is a brain AVM?
A brain arteriovenous malformation (AVM) is a tangle of abnormal and poorly formed blood vessels (arteries and veins) in the brain or on its surface.
Facts about AVM
Causes of AVM
The cause of brain AVM is unknown, but it is believed to be a congenital fault.
Risk factors of AVM
Although it is believed to a congenital abnormality but following factors increases the risk:
Symptoms of AVM
Brain AVM generally does not cause any signs or symptoms until it ruptures and result in bleeding in the brain (haemorrhage). But some people may experience following signs and symptoms depending on the location of AVM:
How are AVMs diagnosed?
Thorough physical examination of the patient along with following diagnostic procedures helps the physician to diagnose AVM:
Treatment of AVM
Treatment of AVM depends upon its ruptured or unruptured state along with the area of the brain affected and size of AVM. Treatment may include:
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