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Nystagmus, Physiologic

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Definition: Involuntary rhythmical movements of the eyes in the normal person. These can be naturally occurring as in end-position (end-point, end-stage, or deviational) nystagmus or induced by the optokinetic drum (NYSTAGMUS, OPTOKINETIC), caloric test, or a rotating chair.  note category: NYSTAGMUS, PATHOLOGIC and NYSTAGMUS, CONGENITAL are available for the disease   
See Also Electronystagmography; Nystagmus, Pathologic
Examples Nystagmus, Optokinetic 		Other names Nystagmus, Thermal; Nystagmus, Post-Rotatory; Nystagmus, Positional; Nystagmus, End-Position; Nystagmus, Caloric; Nystagmus, Barany; Thermal Nystagmus; Post-Rotatory Nystagmus; Positional Nystagmus; Physiological Nystagmus; Nystagmus, Post Rotatory; Nystagmus, End Position; Nystagmus, Baranys; End-Position Nystagmus; Caloric Nystagmus; Barany's Nystagmus; Barany Nystagmus; Physiologic Nystagmus; Nystagmus, Physiological; Nystagmus, Barany's

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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