EEG (electroencephalogram) - Mayo Clinic 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 such as epilepsy and other seizure conditions
Electroencephalography - Wikipedia 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 is on a different scale of activity than the brain activity recorded from scalp EEG
EEG (Electroencephalogram): Uses, Procedure, Risks 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 infections such as encephalitis
EEG - UCSF Health An EEG test is very safe The flashing lights or fast breathing (hyperventilation) required during the test may trigger seizures in those with seizure disorders
Electroencephalogram Test (EEG): Procedure and Results - GoodRx An electroencephalogram (EEG) is a painless test that measures your brain’s electrical activity EEGs can help diagnose seizures and other brain conditions You may need EEG monitoring for only a brief period of time or for several hours It can take several days to get your EEG results