They are usually kept in place with a sticky paste. What does an EEG test involve?ĭuring the EEG, flat metal discs (electrodes) will be placed all over your scalp.
Although an EEG is one of the main tools for diagnosing epilepsy, a negative or normal EEG test does not necessarily rule out epilepsy. encephalopathy (brain dysfunction that may have a variety of causes)Īn EEG cannot diagnose mental illnesses.Your doctor may recommend an EEG to diagnose or monitor conditions including: What conditions can an EEG test help diagnose? The test is safe and doesn’t hurt, as it is merely recording the brain’s electrical activity. If something is unusual about the brain’s electrical activity, it will show up in the EEG recording. This electrical activity is shown on a computer as ‘brain waves’, which are interpreted by a specialist doctor. An EEG records the electrical signals sent between brain cells.
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