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nystagmus |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.04 sec. |
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nystagmus [nə′stag·məs] (medicine) Involuntary oscillatory movement of the eyeballs. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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ENG testing included calibration, identification of spontaneous nystagmus and gaze nystagmus, positional tests, Dix-Hallpike maneuvers (unless contraindicated because of neck pathology), sinusoidal tracking, optokinetic testing and, in selected patients, alternate binaural bithermal caloric testing (right warm [RW]; right cool [RC]; left warm [LW]; left cool [LC]). There was a mild lateral gaze nystagmus on far excursion bilaterally. HawkEye is especially relevant in refining officers' identification of Horizontal Gaze Nystagmus ('HGN'), certainly the most sensitive and evidentiary component of the Standardized Field Sobriety Test. |
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