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  1. EEG (electroencephalogram) - Mayo Clinic

    May 29, 2024 · An EEG records the electrical activity of the brain through electrodes put on the scalp. EEG results show changes in brain activity. This may help diagnose brain conditions …

  2. Electroencephalography - Wikipedia

    Electroencephalography (EEG) [1] is a method to record an electrogram of the spontaneous electrical activity of the brain. The bio signals detected by EEG have been shown to represent …

  3. Electroencephalogram (EEG): What It Is, Procedure & Results

    An EEG (electroencephalogram) is a test that evaluates brain function. Healthcare providers order an EEG to diagnose brain issues like epilepsy.

  4. EEG | Intermountain Health

    Discover how an EEG measures brain activity, why it's ordered, preparation steps, the procedure, and what to expect from the results.

  5. EEG (Electroencephalogram): Uses, Procedure, Risks

    Dec 8, 2025 · An electroencephalogram (EEG) detects abnormal brain waves that cause seizures. EEG uses include diagnosing epilepsy, sleep disorders, and brain tumors.

  6. EEG Test (Electroencephalogram): Purpose, Procedure, and Results - WebMD

    Dec 18, 2023 · An EEG, or electroencephalogram, is a test that records the electrical signals of the brain by using small metal discs (called electrodes) that are attached to your scalp.

  7. EEG: MedlinePlus Medical Encyclopedia

    Jan 13, 2025 · An electroencephalogram (EEG) is a test to measure the electrical activity of the brain.

  8. Quick Facts:Electroencephalography (EEG) - Merck Manual Consumer Version

    EEG is a simple, painless test that records your brain’s electrical activity to see how well different areas of your brain are working. Doctors use EEG to check problems such as seizures.

  9. Electroencephalogram (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.

  10. EEG (electroencephalogram) test: What to know - Medical News Today

    May 16, 2019 · An electroencephalogram test, also called an EEG, is a test that measures electrical activity in the brain. Doctors use EEG tests to diagnose epilepsy and other brain …