An electroencephalogram (EEG) is a test that measures electrical currents in your brain. The information gathered during an EEG shows whether your brain cells are working properly. It …

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 …

Sep 29, 2025 · An EEG (electroencephalogram) is a test that evaluates brain function. Healthcare providers order an EEG to diagnose brain issues like epilepsy.

The recording of these signals is referred to as electrocorticography (ECoG), subdural EEG (SDE), intracranial EEG (iEEG), or stereotactic EEG (SEEG). The signal recorded from ECoG …

Feb 25, 2025 · An EEG is a test that records the electrical activity in your brain. It is most often used to diagnose epilepsy, but it can also be used for head injuries, brain tumors, stroke, and …

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.

Nov 24, 2025 · EEG patterns dynamically change in response to metabolic, physiologic, and sleep–wake alterations, providing sensitive markers of hypoxia, hypo- and hypercarbia, …

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.

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 …

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 …