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Acoustic neuroma presenting as exercise-induced vertigo
Published online by Cambridge University Press: 08 March 2006
Abstract
We present two subjects with previously undiagnosed acoustic neuromas who complained of vertigo whenever they ran. One had normal hearing while the other already had a unilateral sensorineural deafness. Hyperventilation for 30 seconds provoked an ipsilateral beating nystagmus and reproduced the vertiginous sensation in both subjects. Hyperventilation is a simple bedside test that should be performed when assessing a subject with vertigo or when there is a clinical suspicion of an acoustic neuroma.
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- Research Article
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- © Royal Society of Medicine Press Limited 2002
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