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Hearing loss after direct blunt neck trauma.
Samuel Segal1, Ephraim Eviatar, Leonard Berenholz
1Department of Otolaryngology, Tel Aviv University, Tel Aviv, Israel.
Summary
Blunt neck trauma, such as whiplash, can cause hearing loss. This study found that over 80% of injured patients experienced acoustic trauma-like hearing impairment, with some showing significant speech frequency loss.
Area of Science:
- Otolaryngology
- Trauma Surgery
- Audiology
Background:
- Blunt neck trauma is a common injury, often associated with whiplash.
- Hearing impairment is not typically considered a primary consequence of neck trauma.
Observation:
- This study reviewed audiometric findings in 83 patients following blunt neck trauma.
- Hearing tests were conducted within 3 months and again 6-12 months post-injury.
Findings:
- 12% of ears had normal hearing; 81.3% showed acoustic trauma-like hearing impairment.
- 4.8% of ears had hearing loss of at least 30 dB in speech frequencies.
- 55.4% of subjects reported tinnitus post-trauma.
Implications:
- Blunt neck trauma can lead to objectively measurable hearing impairment.
- Audiological assessment should be considered in patients with blunt neck trauma.
- Further research is needed to understand the mechanisms and long-term effects.
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