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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 such as …

  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 the postsynaptic …

  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 (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.

  5. EEG (Electroencephalogram): Purpose, Procedure, and Risks

    Nov 9, 2021 · 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 medical conditions.

  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. Electroencephalogram (EEG) | Neurology - UC Davis Health

    Jul 10, 2025 · An electroencephalogram (EEG) is a noninvasive, painless test that detects unusual electrical activity in your brain. Cells in your brain send signals through electrical impulses.

  8. Electroencephalograms (EEG) - Boston Children's Hospital

    An electroencephalogram (EEG) is a neurophysiologic technique primarily used in the evaluation of epilepsy (or possible epilepsy), but it may also be recommended for headaches, behavioral …

  9. Electroencephalography (EEG) | UMass Memorial Health

    Electroencephalography (EEG) is a test that measures your brain wave activity. Learn why it's used and how to prepare for the test.

  10. EEG: MedlinePlus Medical Encyclopedia

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