Moyamoya Disease – 1 Per 300,000 People

What is Moyamoya Disease?: Moyamoya disease is a progressive cerebrovascular disorder defined by the narrowing or total blockage of the carotid arteries within the skull. As these primary pathways for blood flow constrict, the brain attempts to compensate by developing a cluster of fragile, tiny collateral blood vessels at its base. These compensatory vessels create… Read.