Malignant Vestibular Schwannoma

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Vestibular schwannoma with malignant transformation: a case report.

We describe a rare case of malignant transformation in a vestibular schwannoma in a 33-yr-old woman. She presented herself with headache, tinnitus, and hearing loss and underwent posterior fossa explorations three times during the short period of 3 months. The clinicopathological features of the original tumor were typical of benign vestibular schwannoma. Despite a complete microsurgical excisi...

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Malignant transformation of a vestibular schwannoma after gamma knife radiosurgery.

Stereotactic radiosurgery is used to treat benign tumours, but its long-term effects are not fully understood. Here we describe a vestibular schwannoma that underwent malignant transformation 6 years after gamma knife radiosurgery applied to the tumour remnant after a primary resection. Histological specimens of the original specimen did not show any atypical features. Genotyping showed a TP53 ...

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Vestibular Function In Vestibular Schwannoma

Introduction: Traditionally vestibular function has been assessed using caloric irrigations; new methods have failed to reach the same level of accuracy. Vestibular nerve dysfunction occurs with 'acoustic neuroma' or 'vestibular schwannoma. Quantitative testing of hearing by audiometry is much more widely available than quantitative vestibular testing, although consideration of vestibular dysfu...

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Vestibular Schwannoma: Postoperative Recovery

...................................................................................... 7 ACKNOWLEDGMENTS ............................................................................ 8 LIST OF ORIGINAL PUBLICATIONS ........................................................... 9 ABBREVIATIONS .................................................................................... 10

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Electrical Vestibular Stimulation after Vestibular Deafferentation and in Vestibular Schwannoma

BACKGROUND Vestibular reflexes, evoked by human electrical (galvanic) vestibular stimulation (EVS), are utilized to assess vestibular function and investigate its pathways. Our study aimed to investigate the electrically-evoked vestibulo-ocular reflex (eVOR) output after bilateral and unilateral vestibular deafferentations to determine the characteristics for interpreting unilateral lesions suc...

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ژورنال

عنوان ژورنال: Skull Base

سال: 1994

ISSN: 1531-5010,1532-0065

DOI: 10.1055/s-2008-1058959