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Arteriovenous malformations (AVMs) are blood vessel defects that occur before birth when the fetus is growing in the uterus (prenatal development). The blood vessels appear as a tangled mass of arteries and veins.
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∙ 13y ago
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Are iris arteriovenous malformations dangerous?
They are usually benign. Your eye doctor will monitor them.
Where do arteriovenous malformations occur?
AVMs can occur anywhere in the body and have been found in the arms, hands, legs, feet, lungs, heart, liver, and kidneys. However, 50% of these malformations are located in the brain, brainstem, and spinal cord.
Why are Barbiturate comas used?
Barbiturate comas are used to protect the brain during major brain surgery, such as the removal of arteriovenous malformations or aneurysms
What is telangiectasias?
Telangiectasias-- Very small arteriovenous malformations, or connections between the arteries and veins. The result is small red spots on the skin known as "spider veins."
What problems are caused by arteriovenous malformations?
AVMs can cause bleeding into the gastrointestinal tract, resulting in hematemesis (vomiting blood) or melena (black or tarry stools containing blood).
How successful is radiation in treating arteriovenous malformations?
The radiation takes months to exert its complete effect, and success can only be measured over the course of the following two years. A year after the procedure, 50-75% of treated AVMs are completely blocked.
Is arteriovenous malformation one of the causes of schizophrenia?
Arteriovenous malformation is not one of the causes of schizophrenia. Arteriovenous malformation affects the heart and blood vessels, not the brain.
What has the author Emile Holman written?
Emile Holman has written: 'Abnormal arteriovenous communications' -- subject(s): Arteriovenous Fistula
What is arteriovenous graft?
none of your bemusement
What is an Arteriovenous malformation?
An arteriovenous malformation is a congenital disorder in which arteries are connected directly to veins rather than through capillaries which distribute oxygen and nutrients.
Arteriovenous anastomoses are found mainly in the?
dermis of the skin
Where can one find information on arteriovenous malformation?
There are many websites that someone can visit to find information on arteriovenous malformation. Examples of some websites are Wikipedia, and Mayo Clinic.
