<unk>  <unk>  is a diagnostic test to record involuntary movements of the eye caused by a condition known as nystagmus. It can also be used to diagnose the cause of vertigo, dizziness or balance dysfunction by testing the vestibular system.<unk>  is used to assess voluntary and involuntary eye movements. It evaluates the cochlear nerve and the oculomotor nerve (CN III). The<unk>  can be used to determine the origin of various eye and ear disorders.
Electronystagmography
Videonystagmography
Capnography
Contraction stress test
Provocation test
Videokymography
Rhinomanometry
Tourniquet test