NYSTAGMUS IN ACUTE LESIONS OF THE CENTRAL VESTIBULAR SYSTEM.








Type
Features
Lesion
Downbeat
Increasing amplitude with downgaze
Cervicomedullary junction
Upbeat
Increasing amplitude with upgaze
Paramedian medulla oblongata or brainstem
Rebound
With continuous lateral position, reversal or disappearance
Cerebellum
Dissociated
Disconjugate
Brainstem
Bobbing
Downward jerk with slow return to midposition
Pons

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