Localising the lesion: “where in the CNS”

Involves the brain stem and cerebellum. Etiology is drugs, cerebellar mass or stroke, encephalitis, multiple sclerosis. Onset is gradual, less intense, and constant. No hearing loss or tinnitus . CNS symptoms usually present. Peripheral Vertigo. Peripheral to the brain stem – can involve the vestibular apparatus or CN VIII ................
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