
The causes of stroke are multiple and could include embolism from the heart or other areas (such as the aorta or other parts of the body), bleeds, atherosclerosis of the blood vessels, vasculitis (or inflammatory processes affecting the blood vessels of the brain), and others. The
prevention of
stroke typically depends on what are the risk factors a patient has. These may include aspirin, certain blood thinners, or cholesterol-lowering medications.