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There Is No Relation between Epitympanic Recess Volume and Chronic Otitis Media.

Fatma Dilek Gokharman1, Omer Kocak1, Baris Irgul2

  • 1Department of Radiology, Ankara Training and Research Hospital, Ankara 06660, Turkey.

Tomography (Ann Arbor, Mich.)
|July 25, 2023
PubMed
Summary

This study found no significant difference in epitympanic recess volume between chronic otitis media patients and healthy individuals. Epitympanic volume is not a predisposing factor for this middle ear infection.

Keywords:
Eustachian tubeear infectionmiddle earotitis media

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Area of Science:

  • Otolaryngology
  • Medical Imaging
  • Anatomy

Background:

  • Chronic otitis media (COM) is a recurring middle ear infection associated with tympanic membrane perforation.
  • Known risk factors include allergies, Eustachian tube dysfunction, and prior infections.
  • The role of epitympanic recess volume in COM development is unclear.

Purpose of the Study:

  • To investigate the potential association between chronic otitis media and the volume of the epitympanic recess.
  • To determine if epitympanic recess volume is a predisposing factor for COM.

Main Methods:

  • A comparative study involving 197 patients with COM and 99 healthy controls.
  • 3D volumetric measurements of the epitympanic recess using PACS software.
  • Measurements were taken from axial sections from the malleus head-anvil body to the tegmen tympani.

Main Results:

  • The median epitympanic recess volume in healthy controls was 74.73 mm³.
  • Patients with bilateral COM had a volume of 75.00 mm³, while unilateral cases had 72.30 mm³.
  • No substantial volume differences were observed between COM patients and controls.

Conclusions:

  • Epitympanic recess volume does not significantly differ between individuals with and without chronic otitis media.
  • Epitympanic recess volume is not identified as a predisposing factor for chronic otitis media.