What are the causes of period alternating nystagmus?

Updated: Oct 17, 2018
  • Author: Christopher M Bardorf, MD, MS; Chief Editor: Edsel Ing, MD, MPH, FRCSC  more...
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Periodic alternating nystagmus

  • Arnold-Chiari malformation

  • Demyelinating disease

  • Spinocerebellar degeneration

  • Lesions of the vestibular nuclei

  • Head trauma

  • Encephalitis

  • Syphilis

  • Posterior fossa tumors

  • Binocular visual deprivation (eg, ocular media opacities)

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