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Ocular myoclonus clinical significance

Rapid involuntary conjugate saccadic movement of eyes
It is described as rapid, involuntary, multivectorial (horizontal and vertical), unpredictable, conjugate fast eye movements without intersaccadic [quick rotation of the eyes] intervals)
Ocular myoclonus associations
  • Opsoclonus Myoclonus Syndrome (OMS) is also called as Opsoclonus-Myoclonus-Ataxia (OMA), is a rare neurological disorder  which appears to be the result of an autoimmune process involving the nervous system
  • Seen in Postencephalitic syndrome 
  • Neuroblastoma
  • It may be seen associated with  viral infection ,perhaps St. Louis encephalitis, Epstein-Barr, Coxsackie B, enterovirus, or just a flu
  • OPM-palatal myoclonus when associated with abnormal eye movements,it is called "oculopalatal myoclonus", or OPM.   A clicking sound is commonly heard in this symptom