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.
Gravesâ disease often does not get the attention needed from medical professionals, perhaps because it is rarely fatal. However, Graves' must be treated to avoid complications such as bone/muscle wasting, heart problems, and thyroid storm â a very serious, life-threatening event.