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Diagnosing Middle Ear Malformation by Pure-Tone Audiometry Using a Three-Dimensional Finite Element Model: A Case-Control Study

Hearing loss caused by middle ear malformations is treated by tympanoplasty to reconstruct the acoustic conduction system. The mobility of the ossicles plays a crucial role in postoperative success. However, identifying the location of ossicular malformation based solely on preoperative audiograms i...

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Published in:Journal of clinical medicine 2023-12, Vol.12 (23), p.7493
Main Authors: Kita, Shin-Ichiro, Miwa, Toru, Kanai, Rie, Morita, Yoji, Lee, Sinyoung, Koike, Takuji, Kanemaru, Shin-Ichi
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container_issue 23
container_start_page 7493
container_title Journal of clinical medicine
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creator Kita, Shin-Ichiro
Miwa, Toru
Kanai, Rie
Morita, Yoji
Lee, Sinyoung
Koike, Takuji
Kanemaru, Shin-Ichi
description Hearing loss caused by middle ear malformations is treated by tympanoplasty to reconstruct the acoustic conduction system. The mobility of the ossicles plays a crucial role in postoperative success. However, identifying the location of ossicular malformation based solely on preoperative audiograms is challenging due to the complex relationship between fixation location, deformity levels, and ossicular mobility. Middle ear finite element models for simulating ossicular malformations were created, and the results were compared with the actual preoperative audiograms. This approach objectively diagnosed ossicular fixation and disarticulation, bypassing traditional criteria reliant on physician examination or imaging. This study suggests that future research should focus on developing a diagnostic framework utilizing large-scale data.
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subjects Audiometry
Birth defects
Clinical medicine
Comparative analysis
Congenital diseases
Diagnosis
Ear diseases
Eardrum
Finite element method
Hearing loss
Hearing protection
Injuries
Ligaments
Medical examination
Methods
Middle ear
Numerical analysis
Pathology
Patients
title Diagnosing Middle Ear Malformation by Pure-Tone Audiometry Using a Three-Dimensional Finite Element Model: A Case-Control Study
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