COMBAT EAR INJURY

Authors

DOI:

https://doi.org/10.11603/2414-4533.2025.2.15390

Keywords:

blast injury, tympanic membrane perforation, hearing restoration treatment

Abstract

The aim of the work: to investigate the anatomical variations of the external auditory canal in patients with traumatic tympanic membrane perforations caused by blast injuries sustained during wartime and to analyze the functional outcomes of reconstructive surgeries performed at different intervals following surgical treatment, depending on the anatomical structure of the ear.

Materials and Methods. A total of 105 patients with central tympanic membrane perforations caused by blast injuries during military operations between 2022 and 2024 were examined. All patients underwent otomicroscopic, otoendoscopic, and audiometric evaluations, as well as computed tomography (CT) of the temporal bones in both axial and coronal projections. Anatomical and functional outcomes of reconstructive surgeries were assessed in both early (6–12 months) and late (12–18 months) postoperative periods. Statistical analysis of the obtained data was conducted using the STATISTICA software.

Results. Among the 105 patients with central tympanic membrane perforations caused by blast injuries, several anatomical variants of the external auditory canal (EAC) were identified based on otomicroscopy and temporal bone CT scans: hourglass-shaped EAC with a prominent anterior wall projecting into the canal (29 patients), conical EAC with narrowing at the level of the bony tympanic ring (20 patients), cylindrical EAC (56 patients). All patients received specialized surgical care in the Ear Microsurgery and Otoneurosurgery Department of the O.S. Kolomiychenko Institute of Otolaryngology, aimed at restoring the anatomical integrity of the tympanic membrane and middle ear structures, as well as improving auditory function. Follow-up observations revealed that the epithelization of the neotympanic membrane typically occurred within 3 - 4 months. Most patients did not exhibit signs of EAC stenosis, and the rate of postoperative complications, such as secondary perforations of the tympanic membrane, was low.

Conclusions. Functional outcomes in terms of hearing restoration were found to be satisfactory across all patient groups and did not depend on the initial anatomical configuration of the external auditory canal.

References

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Published

2025-06-24

How to Cite

SHEVCHENKO Т. О. (2025). COMBAT EAR INJURY. Hospital Surgery. Journal Named by L.Ya. Kovalchuk, (2), 38–43. https://doi.org/10.11603/2414-4533.2025.2.15390

Issue

Section

ORIGINAL INVESTIGATIONS