…ataxia Posterior circulation stroke Unilateral hearing loss or tinnitus Ménière's disease, vestibular schwannoma, labyrinthitis Continuous vertigo that does not come in attacks Vestibular neuritis…

…Acute balance syndrome Acute persistent unsteadiness or ataxia without clear spontaneous nystagmus Cerebellar or brainstem infarction, intoxication, Wernicke's encephalopathy, other central disease Neurological examination…