May 29, 2024 · 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 …

Mar 8, 2024 · What is an EEG? An EEG (electroencephalogram) is a test that measures your brain activity. Healthcare providers order EEGs to diagnose conditions that affect your brain. …

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 …

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 …

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.

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.

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 …

An electroencephalogram (EEG) is a test to measure the electrical activity of the brain. The major areas of the brain have one or more specific functions.

The EEG is examined for asymmetries between the 2 hemispheres (suggesting a structural disorder), for excessive slowing (appearance of 1- to 4-Hz, 50- to 350-muV delta waves, as …

Aug 3, 2020 · Your doctor may recommend an EEG (electroencephalogram) to diagnose the cause of symptoms, such as seizures or memory loss. An EEG evaluates brain function by …