The test takes about 90 minutes. It is performed by an audiologist and interpreted by an ENT specialist. Check with your health care provider if you are taking any medications. The physical and psychological preparation you can provide for this or any test or procedure depends on your child's age, interests, previous experience, and level of trust. How the Test will Feel There is minimal discomfort.
Some people find cold water in the ear uncomfortable.
Brief vertigo may occur during the test. This test is used to determine if ear nerve damage is a cause of dizziness or vertigo . Electronystagmography is performed to evaluate the acoustic nerve, which provides hearing and helps with balance. This test may be recommended when the person is experiencing dizziness or vertigo, when there is impaired hearing, with suspected toxicity from certain antibiotics, and when psychologic causes of vertigo are suspected. Electronystagmography provides exact measurements of eye movements rather than the objective observation of standard caloric stimulation .