UCSF stroke neurologist Dr. Anirudh Sreekrishnan and UCSF vascular neurosurgeon Dr. Luis Savastano describe Moyamoya disease, a rare condition where arteries at the base of the brain become narrowed or blocked, reducing blood flow. The name “moyamoya” means “puff of smoke” in Japanese, describing the tiny vessels that form to compensate. These fragile vessel ... Show More