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Original Article

Hearing Results after Vestibular Neurectomy

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Pages 145-156 | Published online: 07 Jul 2009
 

Abstract

After a general review of the actual histopathological concept of Menière's disease, a review of the results, as concerns hearing, of the selective section of the vestibular fibers by the suboccipital approach, and of vestibular neurectomy by the middle fossa approach is made.

From our personal experience in performing 247 neurectomies from November, 1969 to July, 1976 as treatment for peripheral vertigos of different etiologies, auditory function was followed-up in 78 cases of Menière's disease, with a postoperative control, between 2 and 6% years. In 51% of these cases the preoperative threshold was preserved, hearing improved in 32%, and deteriorated in 17%.

Possible mechanisms by which vestibular neurectomy can favorably influence hearing are considered, with special mention of the neurovegetative theory.

Après un rappel de la conception histopathologique actuelle de la maladie de Menière, nous examinons les résultats, concernant l'audition, de la séction selective des fibres vestibulaires par voie sous-occipitale et de la neurectomie vestibulaire par la fosse moyenne.

Parmi les 247 neurectomies effectuées personnellement de novembre 1969 à juillet 1976 pour traiter des vertiges périphériques de différentes étiologies, nous avons noté l'état de la fonction auditive dans 78 cas de maladie de Menière pendant une période s'étendant entre 2 et 6 1/2 ans. Dans 51% des cas le seuil d'audition préopératoire est conservé; dans 32% l'audition s'est améliorée et dans 17% elle s'est aggravée.

Nous examinons par quels mécanismes la neurectomie vestibulaire peut avoir une influence sur Paudition, retenant spécialement une théorie neurovégétative.

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