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Doctor insights on: Medicine For Arteriovenous Malformation

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What's an arteriovenous malformation from?

What's an arteriovenous malformation from?

Congenital: Arteriovenous malformation or avm is an abnormal connection between veins and arteries, usually congenital. ...Read more

Dr. Jefferson Chen
165 doctors shared insights

Arteriovenous Malformation (Definition)

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


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What sort of problem is an arteriovenous malformation?

What sort of problem is an arteriovenous malformation?

Vascular: I will refer this to experts in the blood vessels. Thanks for asking this important question. ...Read more

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Can you tell me something about arteriovenous malformation?

Can you tell me something about arteriovenous malformation?

Brain Blood Vessels: In the brain , an avm is typically a twisted tangle of blood vessels where is an abnormal connection between arteries and veins. These can also be present in other parts of the body. Brain avm's carry a risk of bleeding if left untreated. They can also become symptomatic due to seizures and steal phenomenon (altered blood flow). ...Read more

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Could you explain what is an arteriovenous malformation (avm)?

Could you explain what is an arteriovenous malformation (avm)?

Brain Blood Vessels: In the brain , an avm is typically a twisted tangle of blood vessels where is an abnormal connection between arteries and veins. These can also be present in other parts of the body. Brain avm's carry a risk of bleeding if left untreated. They can also become symptomatic due to seizures and steal phenomenon (altered blood flow). ...Read more

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What is an arteriovenous malformation (avm), and is it hereditary?

Can be: Arteriovenous malformation or avm is an abnormal connection between veins and arteries, usually congenital. Sometimes it is hereditary. ...Read more

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Does anyone know something about a small arteriovenous malformation? How fast can it grow?

Does anyone know something about a small arteriovenous malformation?  How fast can it grow?

Depends: It is variable - some grow rapidly or become symptomatic quickly - others may be quiet and asymptomatic for years or even your entire life. ...Read more

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What are the treatments for an arteriovenous malformation?

What are the treatments for an arteriovenous malformation?

Can depend...: Depending on the location (face, trunk, extremities) and level (superficial, deep) and degree of symptoms from the "shunting" of blood from the arteries to the veins the treatment can vary. Thorough imaging (ultrasound, mri, arteriogram) is needed to figure this out. Treatment can involve surgery but more often today relies on injecting chemicals directly into the avm to clog it up. ...Read more

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What is the survival rate of an avm (arteriovenous malformation)?

What is the survival rate of an avm (arteriovenous malformation)?

Brain: Overall risk of intracerebral hemorrhage of 2-4% per year, angiographic assessment is recommended to further define prognosis with AVM.
Superficial, moderate-sized AVMs have a good long-term prognosis and may not have any additional benefit with interventional treatment.Lifetime risk of hemorrhage may be substantial for young patients with AVM.Prognosis better than other causes cerebral hemorrhage ...Read more

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Can you tell me the survival rate of an avm (arteriovenous malformation)?

Can you tell me the survival rate of an avm (arteriovenous malformation)?

Brain AVM bleeding: For brain avms, the overall risks of bleeding are 3-4% yearly. Each bleed episode carries a 25% risk of mortality. Overall risk of dying is therefore 1% yearly. ...Read more

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Can you tell me what frontoparietal arteriovenous malformation (avm) mean?

Can you tell me what frontoparietal arteriovenous malformation (avm) mean?

Brain Blood Vessels: In the brain , an avm is typically a twisted tangle of blood vessels where is an abnormal connection between arteries and veins. These can also be present in other parts of the body. Brain avm's carry a risk of bleeding if left untreated. They can also become symptomatic due to seizures and steal phenomenon (altered blood flow). Frontoparietal refers to the location. ...Read more

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I was recently diagnosed with arteriovenous malformation. How to treat this?

Several approaches: There are surgical and non surgical approaches to treating AVMs. Most commonly now is embolizing the vessels with coils of wire, beads or glue, injected through a catheter durectly into the AVM. Surgery may involve clipping feeding vessels or total removal, and the use of Proton Beam iradiation. ...Read more

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What does frontoparietal arteriovenous malformation (avm) mean; is it a very bad deal?

Abnormal vessels: An arteriovenous malformation is an abnormal tangle of blood vessels where blood goes directly from arteries to veins without going through capillaries. As a result it is a high blood flow area. there is a risk of rupture of the AVM. There are several ways that these can be managed. You should speak to a neurologist or Neurosurgeon who may refer you to a neuroradiologist for non surgical trea ...Read more

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Describe the features of a brain arteriovenous malformation.?

Describe the features of a brain arteriovenous malformation.?

Often none: Unless it leaks, there would be no symptoms in most cases. Leaking can cause intense headache or stroke-like symptoms such as focal weakness, loss of speech or vision. Avm discovered after a minor stroke can be corrected before a major stroke. Family history of avm may prompt investigation in someone with no symptoms. ...Read more

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I'm wondering how serious is brain arteriovenous malformation?

I'm wondering how serious is brain arteriovenous malformation?

Bleed risk: The overall risks of bleeding are 3-4% yearly. Each bleed episode carries a 25% risk of mortality. Overall risk of dying is therefore 1% yearly. ...Read more

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How can someone get rid of an avm? Arteriovenous malformation?

Neurosurgery consult: The first thing to do after being diagnosed with and arteriovenous malformation is to see a neurosurgeon. They will evaluate and indicate if it requires surgery which is many times the management of choice. There are certain cases where only observation, treatment for seizures if they are happening and for headaches is recommended. The plan of action needs to be recommended by the specialist. ...Read more

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Does renal arteriovenous malformation usually cause many symptoms?

AVM Symptoms: Typically, yes. Those symptoms are flank or back pain and bloody urine. A common physical finding is high blood pressure. The caveat here is that these symptoms can also be seen in a wide variety of other renal conditions. Thus, if you are concerned that you may have an avm, please see your doctor for a more thorough evaluation. ...Read more

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How common is it for somebody to get renal arteriovenous malformation?

How common is it for somebody to get renal arteriovenous malformation?

Renal AVM: The estimated incidence based on large autopsy studies is 1 in 30000 people. ...Read more

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What are the most common symptoms of renal arteriovenous malformation?

Renal AVM: Renal arteriovenous malformations (avms) and fistulas include various abnormal connections between the intrarenal arterial and venous systems. They cause hematuria (blood in the urine, which may not be visible to the naked eye) and are associated with hypertension. Gross (visible) hematuria is the initial symptom in about 75% of patients. Also can get kidney pain due to blood clots. ...Read more

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Do lots of people get renal arteriovenous malformation, or is it unusual?

Do lots of people get renal arteriovenous malformation, or is it unusual?

AVM: Renal arteriovenous malformations (avms) are uncommon. The estimated rate in large autopsy series is less than 1 case per 30, 000 patients. In clinical studies, which usually include patients undergoing evaluation with urologic or vascular imaging techniques, the incidence ranges from 1 case per 1000-2500 patients. ...Read more