EEG is a neurodiagnostic test used to evaluate the electrical activity of the brain. This is used to determine if brain electrical impulses are being conducted properly.
Conditions in which your doctor may order this diagnostic study
- Seizures disorder
- Unexplained states of confusion
- Unexplained events of loss of consciousness
- Memory problems
Preparation for Test
- Please Wash hair the night before or the day of your appointment.
- At times we may ask you to be sleep deprived at the time of your study. If your not asked to do this than you should follow your typical routine of sleep.
What to expect during the test.
This test can be done in three different settings. The setting will be determined by your ordering physician.
- In office setting in which the entire test will be done in our office. Typically this will take about one hour to complete from beginning to end.
- Ambulatory setting in which we connect the electrodes in the office than send you home with an ambulatory recording device and will ask you to return to our office 1-3 days later to download the information for review.
- In hospital setting: your doctor will order a hospital admission for an inpatient EEG, this will typically range from 1 to 5 day admission into the epilepsy monitoring unit.
The EEG hook up
- Metal discs (electrodes) will be attached to your scalp with an adhesive. These electrodes are connected via wires to a recording device or headbox that tracks the brain electrical activity that is than sent to a computer.
- Physician will than review the computer recording and generate a report.