Transient Ischemic Attack (TIA)

Condition Basics

What is a transient ischemic attack (TIA)?

A transient ischemic attack (TIA) is an event that happens when blood flow to part of the brain is blocked or reduced, Opens dialog, often by a blood clot. After a short time, blood flows again and symptoms go away. Symptoms are the same as a stroke, Opens dialog but don't last long and don't cause lasting damage.

What causes it?

A TIA occurs when the blood supply to part of the brain is blocked for a short time. This may be caused by a blood clot. A clot may form in damaged blood vessels. A blood clot can also travel to the brain from another location, like the heart.

What are the symptoms?

A TIA can cause many different symptoms. They include sudden numbness, tingling, weakness, and loss of movement in a part of your body. Other symptoms include sudden confusion, vision changes, trouble speaking, fainting, seizure, and trouble walking or balancing.

How is it diagnosed?

Your doctor asks you about your medical history and does a physical exam. You may have tests, like a CT scan, Opens dialog of the head or an MRI, Opens dialog. These tests check for damage to the brain and other diseases. Other tests are often done to find the cause of the TIA.

How is a TIA treated?

Treatment for TIA is focused on preventing a stroke. A heart-healthy lifestyle and medicine can help. You may take medicine to prevent blood clots, lower blood pressure, lower cholesterol, and manage other health problems. Some people have surgery or a procedure to widen narrowed carotid arteries that supply blood to the brain.

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Information about Transient Ischemic Attack (TIA)

Current as of: July 31, 2024

Author: Ignite Healthwise, LLC Staff

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