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

Morphometric analysis of the cochlear nerve in man.

H Felix1, L G Johnsson, M J Gleeson

  • 1ENT Department, University Hospital, Zürich, Switzerland.

Acta Oto-Laryngologica
|January 1, 1992
PubMed
Summary

Cochlear nerve fiber diameter distribution differs significantly between normal hearing individuals and those with noise-induced hearing loss or age-related hearing loss (presbyacusis). This may impact nerve conduction speed and hearing.

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

Classification and management of cervical paragangliomas.

Annals of the Royal College of Surgeons of England·2011
Same author

An arteriovenous malformation within the internal acoustic meatus and cerebellopontine angle cistern.

The Journal of laryngology and otology·2011
Same author

An unusual case of dyspnoea.

Thorax·2009
Same author

Genome areas with high gene density and CpG island neighborhood strongly attract porcine endogenous retrovirus for integration and favor the formation of hot spots.

Journal of virology·2008
Same author

Squamous cell carcinoma of the temporal bone.

The Journal of laryngology and otology·2008
Same author

Extracranial glomus faciale tumour.

The Journal of laryngology and otology·2007

Area of Science:

  • Neuroscience
  • Audiology
  • Otolaryngology

Background:

  • Hearing loss is a significant health concern, often linked to cochlear nerve degeneration.
  • Understanding cochlear nerve fiber characteristics is crucial for diagnosing and treating hearing impairments.

Purpose of the Study:

  • To analyze cochlear nerve fiber diameter distribution in relation to different types of hearing loss.
  • To investigate potential correlations between fiber diameter, nerve conduction, and cochlear tonotopy.

Main Methods:

  • Analysis of fiber diameters in the meatal segment of the cochlear nerve from seven temporal bones.
  • Categorization of patients based on hearing status: normal, noise-induced hearing loss, presbyacusis, and unspecified hearing loss.

Main Results:

Related Experiment Videos

  • Fiber diameters ranged from 0.5 to 11 microns, with unimodal distribution in all nerves.
  • Mean fiber diameters varied significantly between normal hearing and hearing-impaired groups (noise-induced and presbyacusis).

Conclusions:

  • Cochlear nerve fiber diameter distribution is altered in patients with noise-induced hearing loss and neural presbyacusis compared to normal hearing.
  • Findings suggest a link between fiber diameter, nerve conduction velocity, and the tonotopic organization of the cochlea.