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Moyamoya Disease

September 27, 2010

Dr. Fredric Meyer, a Mayo Clinic neurosurgeon discusses Moyamoya disease and what to look for when seeking care for moyamoya disease. Moyamoya disease is a rare vascular disorder characterized by the progressive narrowing of the blood vessels in the circle of Willis (the ring of arteries at the base of the brain). The result is irreversible blockage of the carotid arteries to the brain as they enter into the skull.