The resultsof optokinetic nystagmus (OKN) and eyetrackingtest (ETT) in 28normal persons, 10cases with peripheral vestibularlesionand31 cases with intracranial lesion are analysed.
This kind of test may even find its way in an augmented-reality device like Google Glass by trackingeye movements as an image moves across the field of view, as a recently uncovered patent suggests.