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    • Electrical activity in the brain

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      • An electroencephalogram (EEG) is a test that measures electrical activity in the brain. This test also is called an EEG. The test uses small, metal discs called electrodes that attach to the scalp. Brain cells communicate via electrical impulses, and this activity shows up as wavy lines on an EEG recording.
      www.mayoclinic.org/tests-procedures/eeg/about/pac-20393875

      EEG (electroencephalogram) - Mayo Clinic

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  3. www.medicalnewstoday.com › articles › 10-conditions-diagnosed10 conditions that an EEG diagnoses - Medical News Today

    2023年6月19日 · An EEG records the brain's electrical activity. Doctors use it to detect and diagnose neurological conditions, sleep disorders and brain trauma.

  4. www.mayoclinic.org › tests-procedures › eegEEG (electroencephalogram) - Mayo Clinic

    2024年5月29日 · Brain cells communicate via electrical impulses, and this activity shows up as wavy lines on an EEG recording. Brain cells are active all the time, even during sleep. An EEG is one of the main tests to help diagnose epilepsy. An EEG also can play a role in diagnosing other brain conditions.

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  6. www.healthline.com › health › eegEEG (Electroencephalogram): Purpose, Procedure, and Risks - ...

    2021年11月9日 · An EEG is a test that measures your brain waves and helps detect abnormal brain activity. The results of an EEG can be used to rule out or confirm conditions, such as epilepsy, a...

  7. my.clevelandclinic.org › health › diagnosticsEEG (Electroencephalogram): What It Is, Procedure & ...

    2024年3月8日 · An EEG test measures the naturally occurring electrical activity arising from your brain. During an EEG, a technician places small metal disks (electrodes) on your scalp. The electrodes attach to a machine that monitors the electrical signals that your brain cells (neurons) make to communicate with each other.

  8. www.healthgrades.com › right-care › electroencephalogram-eegConditions an EEG Test Can Diagnose: Neurological Conditions ...

    2020年11月3日 · Doctors can measure brain activity with electroencephalography (EEG). An EEG test helps diagnose such neurological disorders as epilepsy, dementia, and traumatic brain injury.

    • What can an EEG tell you about your brain?1
    • What can an EEG tell you about your brain?2
    • What can an EEG tell you about your brain?3
    • What can an EEG tell you about your brain?4
    • What can an EEG tell you about your brain?5

  9. www.verywellhealth.com › what-is-an-eeg-test-and-what-is-itEEG (Electroencephalogram): Uses, Procedure, Risks - ...

    2023年6月29日 · An EEG records electrical activity in the brain. It is a non-invasive test that works by picking up abnormal brain waves via electrodes that are attached to the scalp. An EEG can be used by primary care providers or specialists like a neurologist. This article covers uses for EEG, how they work, and what to expect during the test.

  10. www.hopkinsmedicine.org › electroencephalogram-eegElectroencephalogram (EEG) | Johns Hopkins Medicine

    An EEG is a test that detects abnormalities in your brain waves, or in the electrical activity of your brain. During an EEG, electrodes are pasted onto your scalp. These are small metal disks with thin wires. They detect tiny electrical charges that result from the