The greatest risk of Moyamoya disease is stroke, but it can cause a wide range of neurological symptoms, including:
Some of these symptoms are signs of a stroke or transient ischemic attack (TIA), which requires immediate emergency treatment. Early diagnosis and treatment of Moyamoya is critical to avoid irreversible brain damage, so anyone experiencing these symptoms should be evaluated immediately.
Reviewed by: Ning Lin, M.D.
Last reviewed/updated: August 2021