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Published on: January 17, 2025
Cochlear Implants in Inner Ear Malformations-Considerations Regarding the Role of Imaging in Preoperative Evaluation
Cristian Mircea Neagoș1, Adriana Neagoș2, Refka Dalia Najar3
1Doctoral School of Medicine and Pharmacy, George Emil Palade University of Medicine, Pharmacy, Science and Technology, 540139 Târgu Mureș, Romania.
Healthcare (Basel, Switzerland)
|July 15, 2026
Summary
Cochlear dimensions and volume are consistent regardless of malformations or patient demographics. Imaging assessments are vital for selecting appropriate cochlear implants, as malformations do not contraindicate implantation.
Area of Science:
- Otolaryngology
- Radiology
- Medical Imaging
Background:
- Cochlear malformations impact cochlear implant surgery and outcomes.
- High-resolution computed tomography (CT) is standard for assessing cochlear anatomy.
- Understanding cochlear dimensions is crucial for surgical planning and device selection.
Purpose of the Study:
- To evaluate cochlear dimensions and malformations using imaging measurements.
- To correlate imaging data with medical device selection for cochlear implantation.
- To analyze cochlear volume in relation to patient demographics and malformations.
Main Methods:
- Retrospective observational study of 130 cochlear implants (103 patients) from 2014-2024.
- Systematic analysis of CT images to evaluate cochlear anatomical features and dimensions.
- Statistical analysis of cochlear volume concerning gender, age, and malformation presence.
Main Results:
- Age groups ranged from 10 months to 68 years.
- Malformation rates varied by gender, with enlarged cochlear aperture and vestibular aqueduct more prevalent in males.
- Cochlear dimensions (width, height) and volume showed no significant variation between ears or with malformations/demographics.
Conclusions:
- Cochlear volume is consistent and not influenced by malformations or demographic variables.
- Cochlear malformations do not contraindicate cochlear implantation.
- Preliminary imaging assessment is essential for selecting the appropriate cochlear implant type.
