What is a transient ischemic attack (TIA)?

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  1. American Heart Association
     
    TIA, or transient ischemic (TRAN-see-ynt is-KE-mik) attack, is a “mini stroke” that occurs when a blood clot blocks an artery for a short time. The symptoms of a TIA are the same as those of a stroke, but they usually last only a few minutes. About 15 percent of major strokes are preceded by TIAs, so don’t ignore a TIA. Because of their relation to major stroke, TIAs are sometimes called “warning strokes.” Call 9-1-1 or seek emergency medical attention immediately!
    More Related Answers from American Heart Association
    TIA, or transient ischemic (TRAN-see-ynt is-KE-mik) attack, is a “mini stroke” that occurs when a blood clot blocks an artery for a short time. The symptoms of a TIA are the same as those of a stroke, but they usually last only a few... More
  2. Honor Society of Nursing (STTI)
     

    A transient ischemic attack (TIA) is a little or “mini” stroke. In some cases, this attack precedes a major stroke. In fact, some experts claim that of the people who have had one or more TIAs, more than one-third will later have a stroke.

    You might consider a TIA as a stroke warning sign or predictor of a stroke. While you can have similar symptoms to a stroke, these symptoms only last a few minutes, as the blood supply to the brain are briefly interrupted. The symptoms then subside and you feel normal again. But you are not normal! TIAs need medical attention and treatment. Do not ignore a mini-stroke. Call your doctor.

    Your doctor will use a carotid Doppler to evaluate your arteries. If you have a carotid blockage larger than 60 percent, your doctor may recommend surgery, which is called carotid endarterectomy. During this surgery, plaque is removed from the carotid artery and a carotid stent may be placed inside. 


    More Related Answers from Honor Society of Nursing (STTI)
    A transient ischemic attack (TIA) is a little or “mini” stroke. In some cases, this attack precedes a major stroke. In fact, some experts claim that of the people who have had one or more TIAs, more than one-third will later have a... More
  3. Dr. Kathleen Handal
     
    A Transient Ischemic Attack (TIA), also called "warning stroke" or "mini-stroke", causes signs and symptoms just like a stroke, but they go away. This is a sign that a full-blown stroke may be on the way. TIAs should not be ignored even if symptoms go away quickly.
    More Related Answers from Dr. Kathleen Handal
    A Transient Ischemic Attack (TIA), also called "warning stroke" or "mini-stroke", causes signs and symptoms just like a stroke, but they go away. This is a sign that a full-blown stroke may be on the way. TIAs should not be ignored even if... More
  4. Piedmont Heart Institute
     

    A transient ischemic attack (TIA) is a transient stroke that lasts for only a few minutes. It occurs when the blood supply to a part of the brain is briefly interrupted. TIA symptoms, which usually occur suddenly, are similar to those of stroke, but do not last as long. Most symptoms of a TIA disappear within an hour, although they may persist for up to 24 hours. Symptoms can include numbness or weakness in the face, arm, or leg, especially on one side of the body; confusion or difficulty in talking or understanding speech; trouble seeing in one or both eyes; and difficulty with walking, dizziness, or loss of balance and coordination

    This answer is based upon source information from the National Institute of Neurological Disorders and Stroke.

    More Related Answers from Piedmont Heart Institute
    A transient ischemic attack (TIA) is a transient stroke that lasts for only a few minutes. It occurs when the blood supply to a part of the brain is briefly interrupted. TIA symptoms, which usually occur suddenly, are similar to those of stroke,... More
  5. Dr. Audrey Chun
     
    A transient ischemic attack (TIA) is an episode in which a person has stroke-like symptoms that last only a short time and do not do permanent damage. TIAs are often, however, a signal that a full stroke is imminent, with 4% to 10% of people having a stroke within 48 hours of a TIA.
    More Related Answers from The Mount Sinai Medical Center
    A transient ischemic attack (TIA) is an episode in which a person has stroke-like symptoms that last only a short time and do not do permanent damage. TIAs are often, however, a signal that a full stroke is imminent, with 4% to 10% of people... More
  6. Dr. Stuart Sealfon
     
    A transient ischemic attack, or TIA, sometimes called a mini-stroke, occurs when a blood clot blocks an artery in the brain for a short time. The symptoms of a mini-stroke are the same as those of a stroke, but they usually last only a few minutes. Mini-strokes may not cause permanent damage, but they are a serious warning sign that you are at risk of having a major stroke. Receiving prompt medical care for a mini-stroke may prevent a stroke by helping you make changes to reduce your risk.
    More Related Answers from The Mount Sinai Medical Center
    A transient ischemic attack, or TIA, sometimes called a mini-stroke, occurs when a blood clot blocks an artery in the brain for a short time. The symptoms of a mini-stroke are the same as those of a stroke, but they usually last only a few... More
  7. NewYork-Presbyterian Hospital
     
    An early warning sign of an impending ischemic stroke is one or more transient ischemic attacks (TIAs) or "mini-strokes". TIAs are critical warning signs that a stroke may be on the way in the coming days or months. During a TIA, blood flow to a part of the brain is temporarily restricted, leading to transient neurological deficits. The symptoms may be the same as those of a stroke but milder, and may last only a few minutes.
    More Related Answers from NewYork-Presbyterian Hospital
    An early warning sign of an impending ischemic stroke is one or more transient ischemic attacks (TIAs) or "mini-strokes". TIAs are critical warning signs that a stroke may be on the way in the coming days or months. During a TIA, blood flow to a... More
  8. Dr. Natalia Rost
     
    Dr. Natalia Rost answered:
    A transient ischemic attack (TIA) is a blood vessel blockage that comes and goes quickly. TIAs are no less dangerous than ischemic strokes, because they have the same causes -- which, if not treated, usually lead to ischemic stroke, which results from an interruption in blood flow through an artery supplying a specific area of the brain. The stroke guidelines from the American Heart Association and American Stroke Association (AHA/ASA) reflect the urgent need to determine the cause of a TIA.

    The consensus is that a TIA should be regarded, and treated, every bit as seriously as a full-blown stroke. Full strokes can start out just like TIAs. TIAs usually last several minutes to hours and are caused by partial or temporary obstruction of an artery by the same process that causes an ischemic stroke. For this reason, although the symptoms of a TIA may disappear, take it as a warning of an impending, serious ischemic stroke.
    More Related Answers from Dr. Natalia Rost
    A transient ischemic attack (TIA) is a blood vessel blockage that comes and goes quickly. TIAs are no less dangerous than ischemic strokes, because they have the same causes -- which, if not treated, usually lead to ischemic stroke, which results... More
  9. Intermountain Healthcare
     
    A transient ischemic attack -- TIA for short -- happens when a blood clot temporarily blocks a blood vessel leading to your brain. Sometimes called a "mini-stroke," a TIA can cause some of the same symptoms as a stroke, though they're temporary and cause no permanent damage. A TIA often happens before a stroke and should never be ignored.
    More Related Answers from Intermountain Healthcare
    A transient ischemic attack -- TIA for short -- happens when a blood clot temporarily blocks a blood vessel leading to your brain. Sometimes called a "mini-stroke," a TIA can cause some of the same symptoms as a stroke, though they're... More
  10. Dr. Sergio Gonzalez-Arias
     

    A TIA is not exactly a stroke, but it could be a warning sign that an actual stroke may occur in the future. A transient ischemic attack is when blood flow to a part of the brain stops for a period of time. A person will have stroke-like symptoms for up to 24 hours, but in most cases for 1 to 2 hours.

    The loss of blood flow could be from a blood clot in an artery of the brain, an injury to blood vessels or a narrowing of a blood vessel in the brain or leading to the brain. A TIA could also be caused by a blood clot that travels to the brain from elsewhere in the body, such as the heart.

    The symptoms of a TIA are the same as those for a stroke, including dizziness; confusion or loss of memory; difficulty swallowing; drooping of the face; lack of control over the bladder or bowels; and numbness or tingling on one side of the body.

    More Related Answers from Baptist Health South Florida
    A TIA is not exactly a stroke, but it could be a warning sign that an actual stroke may occur in the future. A transient ischemic attack is when blood flow to a part of the brain stops for a period of time. A person will have stroke-like symptoms... More
  11. Healthwise
     
    Healthwise answered:

    A transient ischemic attack (TIA) happens when blood flow to part of the brain is stopped for a short time. It's also called a mini-stroke because the symptoms are like those of a stroke but they don't last long or cause lasting damage.

    A TIA is a warning that you may have a stroke in the future. Early treatment can help prevent a stroke.

    More Related Answers from Healthwise
    A transient ischemic attack (TIA) happens when blood flow to part of the brain is stopped for a short time. It's also called a mini-stroke because the symptoms are like those of a stroke but they don't last long or cause lasting damage. A TIA is a... More
  12. Dr. Jeffrey Saver
     

    A transient ischemic attack (TIA) occurs when there is a temporary loss of blood flow to a brain region, usually lasting under one hour, causing temporary loss of function but not permanent damage. In a TIA, the patient was lucky – blood flow was spontaneously restored before lasting injury occurred. It is important for patients who have had TIAs to have medical evaluation to find and treat the underlying causes before a permanent stroke occurs.

    More Related Answers from UCLA Health
    A transient ischemic attack (TIA) occurs when there is a temporary loss of blood flow to a brain region, usually lasting under one hour, causing temporary loss of function but not permanent damage. In a TIA, the patient was lucky – blood flow... More