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Japanese encephalitis: ocular flutter

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Japanese encephalitis: ocular flutter

Ocular flutter is characterized by intermittent, rapid, horizontal eye movements in primary position. This patient was a survivor of Japanese encephalitis. Brain MRI of this patient showed involvement of the thalamus and substantia nigra. (Contributed by Dr. Ravindra Kumar Garg.)

Associated Disorders

  • Epilepsy
  • Flaccid paralysis
  • Intellectual disability