Correlation between Ocular and Vestibular Abnormalities and Convergence Insufficiency in Post-Concussion Syndrome.
EVestG
Mild traumatic brain injury
PCS
concussion
convergence insufficiency
depression
electrovestibulography
mTBI
post-concussion syndrome
vergence eye movement
Journal
Neuro-ophthalmology (Aeolus Press)
ISSN: 0165-8107
Titre abrégé: Neuroophthalmology
Pays: England
ID NLM: 8408966
Informations de publication
Date de publication:
Jun 2020
Jun 2020
Historique:
received:
17
05
2019
revised:
23
07
2019
accepted:
05
08
2019
entrez:
13
5
2020
pubmed:
13
5
2020
medline:
13
5
2020
Statut:
epublish
Résumé
The vestibular and oculomotor/visual systems are commonly affected in post-concussion syndrome (PCS). Convergence insufficiency (CI) is the most common ocular abnormality after concussion. Electrovestibulography (EVestG) is a relatively new non-invasive method that measures the peripheral vestibular responses; it has shown abnormal vestibular responses in a PCS. Here, we report the results of investigating the correlation between the vestibular and oculomotor systems in PCS population using EVestG and CI measures. Forty-eight PCS patients were tested using EVestG, out of which 20 also completed the Rivermead post-concussion questionnaire (RPQ). An EVestG feature (Field Potential (FP)-area) was extracted from the stationary part of the EVestG signals. A neuro-ophthalmologist (author BM) measured participants' CI at near vision using cross-cover examination and a prism-bar. Results indicate: (1) vestibular abnormality (i.e. FP-area) and CI values are significantly correlated in PCS (R = 0.68,
Identifiants
pubmed: 32395167
doi: 10.1080/01658107.2019.1653325
pii: 1653325
pmc: PMC7202416
doi:
Types de publication
Journal Article
Langues
eng
Pagination
157-167Informations de copyright
© 2019 Taylor & Francis Group, LLC.
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