overdraft facility. A credit agreement made with a financial institution that permits an account holder to use or withdraw more than they have in their account, without exceeding a specified maximum negative balance.
Without treatment, moyamoya disease can be fatal. Left untreated, individuals with the disease will experience mental decline and multiple strokes due to the narrowing of the arteries. Related: 1  Learn the signs and symptoms of a stroke.
Mayo Clinic's departments of Neurology and Neurosurgery are highly rated for their patient outcomes and research achievements. 1  Brain aneurysm. 2  Epilepsy. 3  Glioma. Dural arteriovenous fistulas.  Moyamoya disease.