Definition of Moyamoya
Moyamoya: A pattern of progressive obstructive and occlusive cerebral arteritis (inflammation of the cerebral arteries that obstructs and occludes them), predominantly in children and young adults. Symptoms include headaches, behavioral abnormalities, and recurrent attacks of paralysis. The radiology findings are helpful in the diagnosis.
Last Editorial Review: 6/14/2012
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?
Get the latest health and medical information delivered direct to your inbox FREE!