![]() ![]() In the event your symptoms don't go away, all treatments are more effective the sooner they are given. While the symptoms and signs of a TIA may go away by the time you get to the hospital, it is important to be evaluated right away. People who have heart disease or poor blood flow in their legs caused by narrowed arteries are also more likely to have a TIA or stroke. Ethnicity (African Americans are more likely to die of stroke).Increasing age, especially after age 55.Tendency to have abnormal blood clotting.Irregular heartbeat called atrial fibrillation.High blood pressure is the main risk factor for TIAs and stroke. Narrowing of a blood vessel in the brain or leading to the brain.A blood clot that travels to the brain from somewhere else in the body (for example, from the heart). ![]() The loss of blood flow to an area of the brain can be caused by: A TIA does not cause brain tissue to die. After a TIA, the blockage breaks up quickly and dissolves on its own. ![]()
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