Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Vestibular activation by bone conducted sound.

M S Welgampola1, S M Rosengren, G M Halmagyi

  • 1Institute of Neurological Sciences, Prince of Wales Hospital and UNSW Clinical School, Sydney, NSW, Australia.

Journal of Neurology, Neurosurgery, and Psychiatry
|May 20, 2003
PubMed
Summary

Bone conducted sound effectively elicits myogenic potentials, offering a valuable tool for assessing vestibular function, particularly in cases of conductive hearing loss. This method proves more efficient than air conducted sound for stimulating the vestibular system.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Subjective and objective responses to caloric stimulation help separate vestibular migraine from other vestibular disorders.

Journal of neurology·2023
Same author

Baroreflex failure as a long-term sequela of head and neck irradiation.

Journal of neurology·2022
Same author

Capturing nystagmus in the emergency room: posterior circulation stroke versus acute vestibular neuritis.

Journal of neurology·2022
Same author

Dissociation of caloric and head impulse tests: a marker of Meniere's disease.

Journal of neurology·2019
Same author

Benign positional vertigo, its diagnosis, treatment and mimics.

Clinical neurophysiology practice·2019
Same author

Brainstem stroke preceded by transient isolated vertigo attacks.

Journal of neurology·2017

Area of Science:

  • Neuroscience
  • Audiology
  • Otolaryngology

Background:

  • Vestibular evoked myogenic potentials (VEMPs) are crucial for evaluating vestibular and balance system function.
  • Traditional VEMP testing uses air-conducted sound, which can be limited in certain hearing loss conditions.

Purpose of the Study:

  • To investigate the characteristics of myogenic potentials evoked by bone-conducted sound.
  • To explore the clinical utility of bone-conducted sound for vestibular assessment.

Main Methods:

  • Myogenic potentials were recorded from sternocleidomastoid (SCM) muscles in response to bone-conducted tone bursts.
  • Stimulus parameters (frequency, location, thresholds) and the effects of aging were systematically analyzed.
  • Comparisons were made with VEMPs evoked by air-conducted sound and forehead taps.

Related Experiment Videos

Main Results:

  • Bone-conducted sound reliably evoked short-latency p1n1 responses in SCM muscles.
  • Responses were present in conductive hearing loss but absent in selective vestibular neurectomy, similar to air-conducted VEMPs.
  • Bone-conducted sound had significantly lower thresholds compared to air-conducted stimuli.

Conclusions:

  • Bone-conducted sound elicits myogenic potentials (bone-conducted VEMPs) that are a viable measure of vestibular function.
  • This technique is particularly useful for patients with conductive hearing loss.
  • Bone-conducted sound is a more effective stimulus for activating the vestibular apparatus than air-conducted sound at equivalent perceptual levels.