Contralateral suppression of otoacoustic emission in patients with tinnitus

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Contralateral suppression of otoacoustic emission in patients with tinnitus.

INTRODUCTION The medial olivocochlear bundle effect is studied through the suppression of otoacoustic emissions and seems to be influenced by the laterality of the central nervous system, presenting no symmetry between right and left ear. A dysfunction of this bundle may be involved in the generation of tinnitus, although this fact was not confirmed. OBJECTIVES Study the suppression of distor...

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Otoacoustic Emission in Tinnitus Patients

The purpose of the study was to determine the effect of tinnitus and total effect of tinnitus and the hearing loss function on the distortion product otoacoustic emission. Tinnitus patients were selected to exhibit normal hearing and such tinnitus patients who exhibited the increasing or notch-like sensorineural hearing loss. It was found that the cochlear hearing activity expressed in terms of...

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Evaluation of Distortion and Transient Evoked Otoacoustic Emission in Tinnitus Patients with Normal Hearing

Introduction: Tinnitus is a perception of sound without external source. The exact etiology of tinnitus is not fully understood, although some researchers believe that the condition usually starts in the cochlea. The aim of this study was to determine the potential contribution of outer hair cell dysfunction to chronic tinnitus, by application of Distortion-Product Evoked Otoacoustic Emission (...

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evaluation of distortion and transient evoked otoacoustic emission in tinnitus patients with normal hearing

introduction: tinnitus is a perception of sound without external source. the exact etiology of tinnitus is not fully understood, although some researchers believe that the condition usually starts in the cochlea. the aim of this study was to determine the potential contribution of outer hair cell dysfunction to chronic tinnitus, by application of distortion-product evoked otoacoustic emission (...

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Increased Contralateral Suppression of Otoacoustic Emissions Indicates

1 a Hyper-responsive Medial Olivocochlear System in Humans with 2 Tinnitus and Hyperacusis 3 4 Inge M. Knudson, Christopher A. Shera, Jennifer R. Melcher 5 6 1 Dept. of Otology and Laryngology, Harvard Medical School, Boston MA 7 2 Dept. of Otolaryngology, Massachusetts Eye and Ear Infirmary, Boston MA 8 3 Speech and Hearing Bioscience and Technology Program, Harvard-MIT Division of 9 Health Sc...

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ژورنال

عنوان ژورنال: Brazilian Journal of Otorhinolaryngology

سال: 2006

ISSN: 1808-8694

DOI: 10.1016/s1808-8694(15)30059-8