Downbeat Nystagmus

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Identifier NOVEL_Cogan_5-4
Title Downbeat Nystagmus
Clinical Signs good saccades especially on downgaze; nystagmus
Subject Chiari Malformation
Presenting Symptom downbeat nystagmus
History 2/25/82: 55 year old man who has had 3 MI's and a history of left hemianopia about 10 years ago recent difficulty in walking and speaking for 2-3 days. Then comatose. Patient seen at V.A. hospital with Fred Chu who took VIDEOS. Examination showed tetraplegia and inhability to speak or move head. Was thought to be unconscious but Dr. Kolsky noted he blinked his lids in response to a command and surprisingly was found To be alert. Eyes showed parlay of horizontal gaze with slight abducting movements. Irregular of ears is said to have shown abduction of one or both eyes, compatible with INO of 1.5 syndrome. Has a down beat nystagmus which is irregular and downgaze is poorly sustained. Cannot look left or right. Also has a right VLL M paralysis. Lids of left eye have full motion and is retracted on look up, i.e. curious dissociation of eye lid movement. 3/6/82: Pre in N.O rds by Dr. Kunentus. See protocol in files.
Disease/Diagnosis Arnold Chiari Malformation
Creator David G. Cogan, MD (1908-1993), Former Director of Ophthalmology, National Eye Institute
Contributor Primary Fred C. Chu
Contributor Secondary U.S. Department of Health and Human Services. National Institutes of Health. National Eye Institute
Date 1981-02-25
Type Image/MovingImage
Format video/mp4
Source 3/4" Umatic master videotape
Relation is Part of David G. Cogan Collection
Rights Management Copyright 2008. For further information regarding the rights to this collection, please visit:
Holding Institution Spencer S. Eccles Health Sciences Library, University of Utah, 10 N 1900 E, SLC, UT 84112-5890
Collection Neuro-ophthalmology Virtual Education Library: NOVEL
Language eng
ARK ark:/87278/s6hd7x95
Setname ehsl_novel_dgc
Date Created 2006-02-22
Date Modified 2017-02-08
ID 177197
Reference URL
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