EEG tests, or electroencephalogram, record electrical activity of the brain. Normal or abnormal patterns may occur & help diagnose epilepsy or other conditions.

This section gives a brief introduction to how EEG electrodes are set up, what they mean and what the doctors can learn from reading an EEG.

A video EEG (electroencephalograph) records what you're doing/experiencing while an EEG records brainwaves. Video EEG helps many parts of diagnosis.

The full EEG procedure usually takes 1 to 1.5 hours. During the process, electrodes are placed on your scalp. You may also be asked to do certain activities.

The testing can either confirm the diagnosis of epilepsy or find that epilepsy waves are not causing the seizures. Ambulatory EEG monitoring is generally done at a specialized epilepsy …

Since epilepsy is a disorder affecting the electricity of the brain, the electroencephalogram (EEG) is critical in the evaluation of people with seizures. For many years, EEG meant “routine” EEG, …

A normal EEG does not always mean you didn't experience a seizure. Learn more at the Epilepsy Foundation's website.

An EEG (electroencephalogram) is done to look for possible seizure activity. Hyperventilation and photic stimulation (exposure to rapid flashing lights) are often performed during the EEG.

The EEG (electroencephalogram) is the most important test in making a diagnosis of juvenile myoclonic epilepsy. An EEG in untreated individuals is typically abnormal with a specific EEG …

Mar 19, 2024 · In photosensitive occipital lobe epilepsy, seizures are triggered by light sources like televisions and video games. Seizures are brief and include visual sensations.