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Audiological and Radiological Characteristics in Incomplete Partition Malformations
Merve Özbal Batuk1, Betül Çiçek Çınar, Burçe Özgen
1Department of Audiology, Hacettepe University School of Medicine, Ankara, Turkey. merveozbal@hotmail.com.
The Journal of International Advanced Otology
|August 18, 2017
Summary
Incomplete partition malformations (IPs) show distinct audiological and radiological findings based on type. Understanding these differences aids in selecting appropriate audiological interventions for hearing loss.
Area of Science:
- Otolaryngology
- Radiology
- Audiology
Background:
- Incomplete partition malformations (IPs) are congenital inner ear anomalies.
- Understanding the relationship between radiological and audiological findings in IPs is crucial for patient management.
Purpose of the Study:
- To compare audiological and radiological findings in different types of incomplete partition malformations (IPs).
- To analyze the correlation between audiological outcomes and radiological characteristics in patients with IPs.
Main Methods:
- Audiological evaluation included pure tone audiometry to determine air and bone conduction thresholds and air-bone gaps.
- Radiological assessment utilized magnetic resonance imaging (MRI) and computerized tomography (CT) scans of the temporal bones.
- Study included 84 patients (168 ears) with various types of IPs: Type I (IP-I), Type II (IP-II), and Type III (IP-III).
Main Results:
- All ears with IP-I exhibited severe to profound hearing loss.
- IP-II cases presented with a range of hearing loss from mild to severe/profound.
- Severe to profound mixed hearing loss (MHL) was observed in all IP-III ears; larger air-bone gaps were noted in lower frequencies for IP-II with MHL.
Conclusions:
- Each type of incomplete partition malformation (IP) is associated with unique audiological findings.
- Audiological interventions should be tailored based on the specific type and severity of hearing loss in patients with IPs.
- Comprehensive evaluation of patients with IPs, considering the type of malformation, is recommended.
