Objective audiometry

Objective audiometry is based on physical, acoustic or electrophysiologic measurements and does not depend on the cooperation or subjective responses of the subject.
*Caloric stimulation/reflex test uses temperature difference between hot and cold water or air delivered into the ear to test for neural damage. Caloric stimulation of the ear results in rapid side-to-side eye movements called nystagmus. Absence of nystagmus may indicate auditory nerve damage. This test will often