Upward gaze-evoked nystagmus with organoarsenic poisoning.
case_series · Level IV
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Abstract
The authors report assessment of abnormal ocular movements in three patients after organoarsenic poisoning from diphenylarsinic acid. The characteristic and principal sign is upward gaze-evoked nystagmus. Moreover, vertical gaze holding impairment was shown by electronystagmography on direct current recording.
Medical subject headings
- Arsenic Poisoning
- Nystagmus, Pathologic