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Doctor insights on: Spinal Avm

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What is spinal avm?

What is spinal avm?

Complex Question: A spinal avm is a complex tangle of arteries and veins that occurs within the spinal cord. It can be asymptomatic, or can cause neurologic deficits, rarely it can bleed and cause additional problems. ...Read more

Dr. Jefferson Chen
159 doctors shared insights

Arteriovenous Malformation (Definition)

Is an abnormal connection and proliferation of the connection ...Read more


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My husband has a spinal AVM born with it. What's the main risk with this? I know it's serious they said his had bled

My husband has a spinal AVM born with it. What's the main risk with this? I know it's serious they said his had bled

Careful evaluation: spinal AVM need careful evaluation and very specific treatment based on size and location. Risks depends on size, location and proximity to other structures nearby the AVM ...Read more

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Hubby small avm ruptured-caused diplopia. 3 neurosurgeons haven't linked infant spinal meningitis & plan radiosurgery . Should spinal tap been given?

Hubby small avm ruptured-caused diplopia. 3 neurosurgeons haven't linked infant spinal meningitis & plan radiosurgery . Should spinal tap been given?

No: a spinal tap may worsen the situation due to change in pressure gradient (usually there is some swelling with leaking avm's as free blood is an irritant) Gamma knife surgery makes sense. ...Read more

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MRI said: "Prominent epidural vessel traverses right posterolateral epidural space from C3 to C6, & exits spinal canal through the right C6-7 neuroforamen". Is this serious? Risks? Means I have AVM?

MRI said: "Prominent epidural vessel traverses right posterolateral epidural space
from C3 to C6, & exits spinal canal through the right C6-7 neuroforamen". Is this serious? Risks? Means I have AVM?

Spinal AVM: Not certain. An MRI or MRA is a screening study. A spinal angiogram is a definitive imaging study for a spinal AVM or a dural fistula. Usually there is swelling or edema in the spinal cord too. See a neurosurgeon who specializes in cerebrovascular disease. ...Read more

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How do arteriovenous malformations damage the brain and spinal cord?

Hemorrhage: Most of the damage of an arteriovenous malformation occurs when the blood vessel or vessels are spontaneously ruptured and bleed into the brain, causing pressure and damage to the brain. The same can occur with an av malformation in the brain stem or spine. ...Read more

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How is an avm diagnosed?

How is an avm diagnosed?

Visualize: Many arteriovenous malformations (avm) are on the surface and can be seen. Others can be deep, and/or large and may make noise(bruit) or affect limb size, create secondary symptoms-heart failure. The usual small ones of childhood may resorb or shrink over time. Others may need intervention or surgery. ...Read more

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How do you locate an avm?

How do you locate an avm?

Radiology: Ct angiogram cerebral angiography mri mr angiography these are all used to locate avm's. ...Read more

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What causes an avm to develop in the fetus?

Depends: There are a variety of mechanisms that lead to vascular malformations. Some are related to familial predispositions while other are purely sporadic errors in the process of development. ...Read more

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What to expect after radiosurgery for an avm?

Depends: Where the avm was, how large it was, and what problems it was causing you. In the lung, avms can result in large amounts of blood being shunted through the lung without oxygen. Embolization or radio surgery can close these shunts which might improve exercise tolerance. ...Read more

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What would help with my avm-related migraines?

Inderal (propranolol): Persons with vascular malformations are more prone to vascular headaches. These are often migraine in nature, but are more complex to treat. Inderal helps with many. If eeg is abnormal, use of topamax (topiramate) may be beneficial. Try to avoid ergots or high dose aspirin. Combination Imitrex and naprosyn may be helpful. ...Read more