National Institutes of Health
- The primary NIH organization for research on Transient Ischemic Attack is the National Institute of Neurological Disorders and Stroke
A transient ischemic attack (TIA) is a stroke that comes and goes quickly. It happens when the blood supply to part of the brain stops briefly. Symptoms of a TIA are like other stroke symptoms, but do not last as long. They happen suddenly, and include
Most symptoms of a TIA disappear within an hour, although they may last for up to 24 hours. Because you cannot tell if these symptoms are from a TIA or a stroke, you should get to the hospital quickly.
TIAs are often a warning sign for future strokes. Taking medicine, such as blood thinners, may reduce your risk of a stroke. Your doctor might also recommend surgery.
NIH: National Institute of Neurological Disorders and Stroke
References and abstracts from MEDLINE/PubMed (National Library of Medicine)