Videonystagmography (VNG) testing is a technology that evaluates your eye movements and certain parts of your inner ear responsible for your balance and hearing. It aids in the diagnosis and assessment of various conditions related to the balance and hearing systems, such as vertigo, dizziness, tinnitus and Meniere’s disease. https://www.neuroinjuryspecialists.com/diagnostic-testing/videonystagmography-test-vng/