8B22.B Moyamoya syndrome

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

A cerebrovascular disease caused by stenotic arteries at the base of the brain in the basal ganglia. Moyamoya, meaning "puff of smoke" refers to the appearance of the anastomotic vessel network formed at the base of the brain distal to the circle of Willis to compensate for the blockage.

synonyms

• Moyamoya syndrome
• Moyamoya disease
• moyamoya
• progressive intracranial arterial occlusion
• moyamoya disorder
• Secondary moyamoya

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