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

Low-frequency auditory brainstem response threshold.

E Laukli1, O Fjermedal, I W Mair

  • 1Department of Otorhinolaryngology, University of Tromsø, Norway.

Scandinavian Audiology
|January 1, 1988
PubMed
Summary

Assessing auditory brainstem thresholds in children using a specific low-frequency tone-burst with masking proved unreliable. This method showed significant variability, making it unsuitable for routine auditory threshold testing in pediatric audiology.

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

Stapes surgery: outcome evaluation.

Advances in oto-rhino-laryngology·2007
Same author

Labyrinthine fistula detection: the predictive value of vestibular symptoms and computerized tomography.

Acta oto-laryngologica·2001
Same author

Hearing in the elderly: a test protocol and preliminary results.

Scandinavian audiology. Supplementum·2001
Same author

Objective assessment of hearing aid use.

Scandinavian audiology. Supplementum·2001
Same author

Paediatric otolaryngology--disease profile and characteristics of children in outpatient surgery.

Acta oto-laryngologica. Supplementum·2000
Same author

Paediatric otolaryngology--a parental satisfaction study in outpatient surgery.

Acta oto-laryngologica. Supplementum·2000

Area of Science:

  • Pediatric audiology
  • Neuroscience
  • Auditory electrophysiology

Background:

  • Accurate auditory brainstem response (ABR) assessment is crucial for pediatric hearing evaluations.
  • Non-cooperative pediatric populations present unique challenges for standard audiological testing.
  • The 'two-point audiogram' paradigm was explored for efficiency in anesthetized children.

Purpose of the Study:

  • To determine auditory brainstem thresholds in non-cooperative, anesthetized children.
  • To evaluate the reliability of a specific 'two-point audiogram' method for low-frequency threshold assessment.
  • To investigate the efficacy of a 0.5 kHz tone-burst with 1 kHz high-pass noise masking.

Main Methods:

  • Auditory brainstem thresholds were measured in 35 anesthetized children.

Related Experiment Videos

  • A 'two-point audiogram' paradigm was employed.
  • High-frequency thresholds used a 2 kHz tone-burst without masking.
  • Low-frequency thresholds used a 0.5 kHz tone-burst with 1 kHz high-pass noise masking.

    • Main Results:

    • Significant variability was observed in low-frequency auditory brainstem thresholds.
    • Only 3 out of 18 ears with normal high-frequency thresholds had low-frequency thresholds below 70 dB nHL.
    • The tested low-frequency assessment method demonstrated poor reliability.

    Conclusions:

    • The 0.5 kHz tone-burst with 1 kHz high-pass noise masking is not a reliable method for routine assessment of low-frequency auditory thresholds at the brainstem level in children.
    • Alternative methods may be necessary for accurate pediatric auditory threshold determination.
    • Further research is needed to refine electrophysiological testing protocols for pediatric audiology.