Electronystagmogram

An ENG is a diagnostic test for patient with symptoms of vertigo, dizziness and imbalance.

What to Expect

The ENG consists of three parts:

  • Watching lights
  • Putting the patient in various head and body positions
  • Warm and cool air stimulation in each air

The ENG can cause momentary dizziness, which usually subsides by the time the test is completed.

Patient Preparation

  • 72 hours before the test, stop taking the following:
  • Tranquilizers and antidepressants
  • Antihistamines
  • Medications for dizziness/motion sickness, such as Antivert
  • Alcoholic beverages

Do not stop medications for:

  • Diabetes
  • Thyroid conditions
  • Cardiac conditions
  • Seizures
  • High blood pressure
  • Two hours before the test, do not smoke, eat food or drink caffeinated beverages.
  • Do not wear eye make-up.