Jove
Visualize
Contact Us

Related Experiment Videos

Correlation between morbid adenoid and atelectatic ear.

I Kowata1, T Awataguchi

  • 1Department of Otolaryngology, Tohoku Koseinenkin Hospital, Sendai, Japan.

Acta Oto-Laryngologica. Supplementum
|January 1, 1987
PubMed
Summary
This summary is machine-generated.

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

Mechanical test methods of biomedical membranes such as used for otolaryngology.

Bio-medical materials and engineering·1991
Same author

[TNF sensitivity of the established cell lines derived from esophageal squamous cell carcinomas and combined effect of TNF and IFN gamma].

Nihon Jibiinkoka Gakkai kaiho·1989
Same author

[Evaluation of the efficacy of ceftriaxone in acute suppurative otitis media and acute exacerbation of chronic suppurative otitis media. A comparative study with cefotiam as the control].

The Japanese journal of antibiotics·1989
Same author

[Correlation between tympanogram and middle ear pressure--some considerations from experimental results].

Nihon Jibiinkoka Gakkai kaiho·1986
Same author

[Fluorometric assay of histamine levels in middle ear effusions of secretory otitis media].

Nihon Jibiinkoka Gakkai kaiho·1985
Same author

Atelectatic ear and pathologic nasopharynx.

Auris, nasus, larynx·1985
Same journal

Towards a consensus on a hearing preservation classification system.

Acta oto-laryngologica. Supplementum·2013
Same journal

Inner ear drug delivery system from the clinical point of view.

Acta oto-laryngologica. Supplementum·2010
Same journal

Hydrogen protects vestibular hair cells from free radicals.

Acta oto-laryngologica. Supplementum·2010
Same journal

Distribution of bone marrow-derived cells in the vestibular end organs and the endolymphatic sac.

Acta oto-laryngologica. Supplementum·2010
Same journal

Impacts and limitations of medialization thyroplasty on swallowing function of patients with unilateral vocal fold paralysis.

Acta oto-laryngologica. Supplementum·2010
Same journal

A tissue-engineering approach for stenosis of the trachea and/or cricoid.

Acta oto-laryngologica. Supplementum·2010
See all related articles
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

Adenoid size and location significantly correlate with otitis media. Anteriorly located adenoids, particularly those with pendulous projections, are linked to atelectatic ears (AE), suggesting a key role in the condition's etiology.

Area of Science:

  • Otolaryngology
  • Pediatric Medicine
  • Medical Imaging

Background:

  • Otitis media is a common condition, and its relationship with adenoid hypertrophy is frequently investigated.
  • Atelectatic ears (AE) represent a specific middle ear condition that may be influenced by nasopharyngeal anatomy.

Purpose of the Study:

  • To investigate the anatomical characteristics of adenoids in patients with atelectatic ears (AE) compared to healthy controls.
  • To explore the potential etiological role of adenoid morphology and location in the development of AE.

Main Methods:

  • Computed tomography (CT) scans of the nasopharynx were performed on 30 patients with AE and 10 healthy individuals.
  • Adenoid size, type (posterior, anterior, pendulous projection), and location relative to the pharyngeal fossa and choana were analyzed.

Related Experiment Videos

Main Results:

  • Healthy individuals had large posterior adenoids with ample pharyngeal fossa space.
  • Patients with AE exhibited large anterior adenoids (18/30) or pendulous projection adenoids over the choana (12/30).
  • The 'Toynbee phenomenon' associated with anterior and pendulous adenoid types was implicated as an etiological factor in AE.

Conclusions:

  • Adenoid anatomical location is a critical factor in the pathogenesis of otitis media.
  • Anteriorly projecting adenoids and those with a pendulous type may contribute to AE through mechanisms like the 'Toynbee phenomenon'.
  • Further research into the causes of anterior adenoid projection is warranted to understand otitis media etiology.