نتایج جستجو برای: optokinetic nystagmus

تعداد نتایج: 4674  

Journal: :The British journal of ophthalmology 2000
F S Shawkat A Kriss D Thompson I Russell-Eggitt D Taylor C Harris

AIM To indicate that congenital idiopathic nystagmus (CIN) and sensory defect nystagmus (SDN) can be vertical or asymmetric in some children. METHODS Of 276 children presenting with nystagmus for electrophysiological testing, 14 were identified as having CIN or SDN, yet had a nystagmus which was either vertical (n=11) or horizontal asymmetric (n=3). Flash electroretinograms and flash and patt...

Journal: :Archives of ophthalmology 1999
A Martidis R D Yee B Azzarelli J Biller

A 61-year-old woman had a 3-year history of imbalance. Eye movement studies revealed square-wave jerks, gaze paretic nystagmus, rebound nystagmus, impaired smooth pursuit, impaired optokinetic nystagmus, and abnormal fixation suppression of vestibular nystagmus. A brain magnetic resonance imaging study showed extensive areas of increased signal from the middle cerebellar peduncles and dentate n...

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