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Doctor insights on: How Will Arteriovenous Malformations Affect My Health Going Forward

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How will arteriovenous malformations affect my health going forward?

How will arteriovenous malformations affect my health going forward?

More information: Arterio-venous malformations at the basic level is an abnormal connection to an artery and vein. They can occur anywhere in the body and can be something you are born with (congenital) or acquired, usually through penetrating trauma. They can cause problems with bleeding or shunting of blood or allowing bacteria or clots to pass through them. The symptoms relate to where they are located. ...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 are the health consequences of arteriovenous malformations?

What are the health consequences of arteriovenous malformations?

Size matters: Avms can bleed or cause strokes, either of which can cause a huge range of problems depending on location and size. Some avms are so large that they press on nearby brain tissue like a tumor would. Much of the health consequences depend in the size of the avms. ...Read more

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How do you detect arteriovenous malformations?

How do you detect arteriovenous malformations?

Where?: Arteriovenous malformations are also common in the digestive tract especially in patients with chronic renal failure (found during endoscopies). They also may be present in the lungs.Vascular surgeons may produce artificial av fistulas for the purpose of hemodialysis. Theoretically angiography by ct or mra should find them. ...Read more

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What are the tests for arteriovenous malformations?

What are the tests for arteriovenous malformations?

Angiography: Noninvasive imaging studies (CTA, MRA, etc) are excellent for the screening and overall evaluation of arteriovenous malformations. Catheter angiography remains necessary for fine analysis and treatment planning, in particular for anomalies involving the brain and spinal cord. Catheter angiography also plays an important role in the treatment of vascular malformations (endovascular therapy). ...Read more

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What are the symptoms of arteriovenous malformations?

What are the symptoms of arteriovenous malformations?

Swelling: Usually swelling of the involved limb due to venous engorgement. Can also have limb deformity and length descrepency. Varicose veins can also be present. Best diagnostic test is MRI of effected area. ...Read more

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What can you do if you have an arteriovenous malformations?

Treatment: Depending on the size and location, treatment cold be from nothing to resection, emboli satin, gamma knife radiation. ...Read more

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What are the causes of Dural Arteriovenous Malformations? (DAVM)

What are the causes of Dural Arteriovenous Malformations? (DAVM)

Dural avm: Unlike other brain AVMs which are congenital, dural AVMs are believed to be acquired. Dural AVMs are not infectious or inherited. Occasionally, a dural AVM has been reported following cranial surgery. The reasons for the development of dural AVMs are unknown. They may result from a blood clot in a large venous channel which then forms a connection between a dural artery and vein during the repair. ...Read more

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How are arteriovenous malformations and other vascular lesions detected?

Studies...: Angiography can detect the majority of vascular lesions; although a good number of them are detected while undergoing numerous other procedures for other things (ct scans, ultrasounds, etc.). ...Read more

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Is it bad luck or bad genes that made me develop arteriovenous malformations?

Answer is complex: Avm are communications which in variable degrees exist in different parts of the body. Most are congenital (you are born with) others can be related to injury or trauma. It also depends how large the avm are and if they cause symptoms besides the esthetic concern. ...Read more

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My lover has just been diagnosed with arteriovenous malformations. I am worried but she acts like it is not a problem. Who can tell me what it means?

Knot of blood vessel: Cerebral avms are a knot of blood vessels in which there is a direct connection between the arteries and veins. They are often congenital but can develop after head trauma. They are often discovered during the work-up for a seizure and are a risk for brain bleeds. Depending on the size and location, they can be treated surgically, endovascularly or with radiation - or a combination of those. ...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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I have a question about arteriovenous malformations; are they birth defects or hereditary?

I have a question about arteriovenous malformations; are they birth defects or hereditary?

Can be either: They can be either spontaneous or they can be inherited. Sometimes entire families are effected by certain vascular malformations. ...Read more

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What are pulmonary arteriovenous malformations (avm's)?

Nidus of vessels: Abnormal communication between a pulmonary artery and vein with no normal capillary bed in between them. ...Read more

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What kind of doctor sees somebody for arteriovenous malformations?

Neurosx: Assuming u mean brain, since can get avm anywhere. Treatment options are neurosurgeon for surgery, or interventional radiology for embolization. Common to have embolization prior to surgery. Upon finding an avm on a scan, you will be referred to a specialist. ...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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What is the definition or description of: Renal arteriovenous malformation?

Renal Arteriovenous: Malformation= a complex tangle of abnormally communicating arteries and veins within the kidney ...Read more

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What is the definition or description of: arteriovenous malformation repair - brain?

What is the definition or description of: arteriovenous malformation repair - brain?

Abnormal vasculature: These abnormal vessels have an increased risk of bleeding. They are treated by open surgery when they are excised, by embolizationby going through blood vessels or by a combination of both. Different methods depends on the size and or location in the brain. ...Read more

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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