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Central (malignant) positional nystagmus

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

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In central positional nystagmus, a coarse, variable and non-fatiguable nystagmus is set up when the head is placed in a certain position. There is no latent period before the nystagmus begins.

The condition occurs with:

  • tumours of the posterior cranial fossa or midbrain
  • multiple sclerosis
  • vascular lesions

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