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Related Experiment Video

Updated: Sep 21, 2025

Endaural Endoscopic Atticoantrotomy Retrograde Mastoidectomy using a Constant Suction Bone-drilling Technique

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Published on: May 23, 2021

Labyrinthitis ossificans following severe acute otitis media.

Kensuke Uraguchi¹, Shin Kariya¹, Mizuo Ando¹

¹Department of Otolaryngology-Head and Neck Surgery Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Okayama Japan.

Clinical Case Reports

|June 1, 2022

Summary

Labyrinthitis ossificans is a rare inner ear inflammation following acute otitis media. MRI revealed decreased signal intensity in the inner ear, confirming this rare condition.

Keywords:

acute otitis media labyrinthitis labyrinthitis ossificans sensorineural hearing loss

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Area of Science:

Otolaryngology
Radiology
Pathology

Background:

Labyrinthitis is inflammation of the inner ear.
Acute otitis media is a common middle ear infection.

Observation:

A rare case of labyrinthitis ossificans is presented.
This condition followed an acute otitis media infection.

Findings:

T2-weighted MRI demonstrated reduced signal intensity in the right inner ear.
This finding is consistent with labyrinthitis ossificans.

Implications:

Highlights the importance of advanced imaging in diagnosing inner ear pathologies.
Contributes to understanding rare complications of otitis media.