Important details include conflict or anxiety at work or at home, strenuous physical activity, or sudden immersion in hot or cold water - anything that may have caused the person alarm or strain. Share with medical staff physically or emotionally stressful events that preceded the memory loss.Take an active role in noting all the information the doctor provides and in helping to make decisions about next steps. Sudden memory loss may indicate a serious health problem. Stay with the person through the full medical evaluation.Because he or she doesn't remember recent events, you'll need to provide important information to the doctor. If a friend or family member develops these symptoms in your presence, go with him or her to the hospital. Call 911 or your local emergency number immediately. This test is usually ordered if you've had more than one episode of transient global amnesia or if your doctor suspects that you're having seizures.Īnyone who experiences sudden loss of memory for all events leading up to the present needs emergency medical care. People with epilepsy often have changes in their brain waves, even when they're not having a seizure. An EEG records the brain's electrical activity via electrodes attached to the scalp. An MRI may not be needed if you had a CT scan at the time of the episode, and the CT didn't show any problems in the brain. The MRI machine can combine these slices to produce 3D images that may be viewed from many different angles. This technique uses a magnetic field and radio waves to create detailed, cross-sectional images of the brain. CT scans can reveal abnormalities in brain structure, including narrowed, overstretched or broken blood vessels and past strokes. Using special X-ray equipment, your doctor obtains images from many different angles and joins them together to show cross-sectional images of the brain and skull. Your health care provider might order one or a combination of these tests: The next step is testing to look for abnormalities in the brain's electrical activity and blood flow.
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