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 …

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 …

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

An EEG measures the electrical activity of your brain. This test is commonly used to diagnose epilepsy, see what types of seizures are occurring, and check for problems involving loss of …

An electroencephalogram (EEG) is a safe and painless test records the electrical activity of the brain. An EEG can help diagnose, monitor, or rule out some brain problems.

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

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 …

Nov 28, 2025 · The recording produced by such an instrument is called an electroencephalogram, commonly abbreviated EEG. To record the electrical activity of the brain, 8 to 16 pairs of …

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.