نتایج جستجو برای: vestibular evoked myogenic potentials
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BACKGROUND To diagnose acoustic neuromas (ANs), the auditory brainstem response test and the caloric test have been used in addition to magnetic resonance imaging. The auditory brainstem response and the caloric tests mainly reflect functions of the auditory pathway, ie, the cochlear nerve and the superior vestibular nerve, respectively. Because the vestibular evoked myogenic potential (VEMP) h...
A recent technique of assessing vestibular function, the vestibular-evoked myogenic potential (VEMP), is an otolith-mediated, short-latency reflex recorded from averaged sternocleidomastoid electromyography in response to intense auditory clicks delivered via headphones. Since their first description 10 years ago, VEMPs are now being used by investigators worldwide, and characteristic changes o...
Purpose of review Although the vestibular evoked myogenic potential (VEMP) measured from the cervical muscles (cVEMP, cervical VEMP) is well described and has documented clinical utility, its analogue recorded from the extraocular muscles (oVEMP, ocular VEMP) has been described only recently and is currently emerging as an additional test of otolith function. This review will, therefore, summar...
Vestibular-evoked myogenic potential (VEMP) testing is a vestibular function test used for evaluating saccular and inferior vestibular nerve function. Parameters of VEMP testing include VEMP threshold, latencies of p1 and n1, and p1-n1 interamplitude. Less commonly used parameters were p1-n1 interlatency, interaural difference of p1 and n1 latency, and interaural amplitude difference (IAD) rati...
INTRODUCTION Calcium is vital for the functioning of the inner ear hair cells as well as for the neurotransmitter release that triggers the generation of a nerve impulse. A reduction in calcium level could therefore impair the peripheric vestibular functioning. However, the outcome of balance assessment has rarely been explored in cases with osteopenia and osteoporosis, the medical conditions a...
Cervical vestibular evoked myogenic potential (VEMP) is a short-latency myogenic response recorded from the sternocleidomastoid muscle (SCM) in response to saccular stimulation. The currently understood VEMP was first described by Colebatch and Halmagyi and Colebatch et al. [1, . Since then, VEMPs have become a standard clinical test of otolith function [3, 4, 5, 6, 7, . At present, they are of...
BACKGROUND Rheumatoid arthritis (RA) is an autoimmune systemic disease. Most common autoimmune diseases are multisystem disorders that may also present with otological manifestations, and autoimmune inner ear disease accompanied by vestibular dysfunction. This study aimed to compare the vestibular function between RA patients and normal subjects using cervical vestibular evoked myogenic potenti...
Vestibular Evoked Myogenic Potentials (VEMPs) have recently become a popular component of the audiovestibular test battery of many neurology, otolaryngology, and audiology laboratories and clinics. Traditional VEMPs, resulting from the vestibulo-collic reflex, are evoked by intense acoustic stimuli presented via air or bone conduction and recorded from the activated ipsilateral neck musculature...
BACKGROUND The probable cause of Benign Paroxysmal Positional Vertigo (BPPV) is a degeneration of the oto lithic organs (utricle and saccule). The aim of the study is to find possible alterations in Vestibular Evoked Myogenic Potentials (VEMP) recordings in BPPV patients, because the saccule is part of the VEMP pathway. MATERIAL/METHODS 27 BPPV patients (24 unilateral and 3 bilateral) aged 20...
OBJECTIVES This study aims to examine the effects of dental implant surgery on vestibular-evoked myogenic potential (VEMP) responses. PATIENTS AND METHODS Between October 2012 and October 2014, a total of 60 consecutive patients undergoing dental implant surgery at Başkent University Hospital, Department of Otorhinolaryngology were included in the study. The control group consisted of 40 heal...
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