Horizontal eye position affects measured vertical VOR gain on the video Head Impulse Test

Horizontal eye position affects measured vertical VOR gain on the video Head Impulse Test

Background/Hypothesis. With the video Head Impulse Test (vHIT), the vertical VOR gain is defined as (vertical eye velocity/vertical head velocity), but compensatory eye movements to vertical canal stimulation usually have a torsional component. To minimize the contribution of torsion to the eye mov...

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Bibliographic Details
Main Authors: Leigh A. McGarvie, Marta eMartínez López, Ann M. Burgess, Hamish G. MacDougall, Ian S. Curthoys
Format: Article
Language:English
Published: Frontiers Media S.A. 2015-03-01
Series:Frontiers in Neurology
Subjects:
vestibular
EYE MOVEMENT
semicircular canal
vestibulo-ocular reflex
vHIT
Online Access:http://journal.frontiersin.org/Journal/10.3389/fneur.2015.00058/full

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