نتایج جستجو برای: evoked response audiometry
تعداد نتایج: 1013256 فیلتر نتایج به سال:
UNLABELLED Congenital toxoplasmosis may cause sensorineural deficit in up to 20% of the patients and proper treatment in the first year improves prognosis. In Brazil, this infections impact on hearing impairment is unknown. AIM To evaluate hearing of newborns with congenital toxoplasmosis identified by the newborn screening service. METHOD This prospective study analyzed children with conge...
Auditory neuropathy spectrum disorder (ANSD) is a clinical syndrome with hearing loss characterized by measurable otoacoustic emissions (OAEs) and absent or abnormal brain stem evoked response audiometry findings (BERA) (1,2). Routine magnetic resonance imaging (MRI) has been advocated in children with ANSD because cochlear, neural, or central abnormalities are observed in up to 64% of affected...
The slow wave (SW) component of the auditory brainstem response (ABR) was recorded in eight young adult subjects of both genders who had normal hearing sensitivity and who exhibited normal behavioral temporal integration (TI) functions. Test stimuli were 500- and 2000-Hz tone bursts, with rise and decay ramps of two periods, ranging in total duration from 2.5 msec to 44 msec. The responses appe...
CONCLUSION Saccular dysfunction is a major cause of balance problems in patients with otosclerosis. Vestibular-evoked myogenic potential in response to bone-conducted sound (BC-VEMP) testing is useful for diagnosis of these patients. OBJECTIVES The purpose of this study was to elucidate the origin of balance problems in patients with otosclerosis using BC-VEMP. METHODS Subjects comprised 25...
background and aim: autoimmune inner ear disease (aied) may accompany certain systemic conditions, such as rheumatoid arthritis, and manifest audiovestibular dysfunction. this study aimed to compare the vestibular function between rheumatoid arthritis (ra) patients and normal subjects using cervical vestibular-evoked myogenic potentials and caloric tests. methods: in this cross-sectional study...
INTRODUCTION Vestibular evoked myogenic potential (VEMP) has recently been broadly studied in vestibular disorders. As it is evoked by loud sound stimulation, even mild conductive hearing loss may affect VEMP results. Bone-conducted (BC) stimulus is an alternative stimulation for evoking this response. This study aims to assess the characteristics of BC-VEMP in different groups of patients. M...
introduction: transcranial magnetic stimulation (tms) is a useful tool for assessment of corticospinal excitability (cse) changes in both healthy individuals and patients with brain disorders. the usefulness of tms-elicited motor evoked potentials (meps) for the assessment of cse in a clinical context depends on their intra-and inter-session reliability. this study aimed to evaluate if removal ...
BACKGROUND rock and roll has as one of its main characteristics the excessive sound pressure levels. Several studies have demonstrated that the sound levels of rock concerts can range from 100 to 115dB (A), with peak levels of 150dB (A). AIM to study the hearing of rock and roll musicians, analyzing the results of the audiological evaluation and verifying the influence of time of exposure to ...
Introduction & Objective: The vestibular system is sound sensitive and the sensitivity is related to the saccule. The vestibular afferents are projected to the middle ear muscles (such as the stapedius). The goal of this research was studying the relationship between the vestibular hearing and the sound-evoked muscle reflex of the middle ear to 500 HZ. Materials & Methods: This study was a cr...
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