What is Acoustic Trauma?
Acoustic trauma is injury to the hearing mechanisms in the inner ear due to very loud noise.
Alternative names
Injury - inner ear; Trauma - inner ear; Ear injury
Causes
Acoustic trauma is a common cause of sensory hearing loss . Damage to the hearing mechanisms within the inner ear may be caused by: An explosion near the ear Gunshots Long-term exposure to loud noises (such as loud music or machinery)
What is Acoustic Trauma?
Acoustic trauma is injury to the hearing mechanisms in the inner ear due to very loud noise.
Alternative names
Injury - inner ear; Trauma - inner ear; Ear injury
Causes
Acoustic trauma is a common cause of sensory hearing loss. Damage to the hearing mechanisms within the inner ear may be caused by:
- An explosion near the ear
- Gunshots
- Long-term exposure to loud noises (such as loud music or machinery)
Symptoms & Signs
- Hearing loss
- Usually partial and involving high-pitched sounds
- May slowly get worse
- Noises, ringing in the ear (tinnitus)
Exams and Tests
The health care provider will usually suspect acoustic trauma if hearing loss occurs after noise exposure. Audiometry may determine how much hearing has been lost.
Treatments
The hearing loss may not be treatable. The goal of treatment is to protect the ear from further damage.
A hearing aid may help you communicate. You can learn coping skills, such as lip reading.
Prognosis
Hearing loss may be permanent in the affected ear. Ear protection may prevent the hearing loss from getting worse.
Possible Complications
Progressive hearing loss is the main complication of acoustic trauma.
When to contact a medical professional
Call for an appointment with your health care provider if:
- You have symptoms of acoustic trauma
- Hearing loss occurs or gets worse
Prevention
- Wear protective ear plugs or earmuffs to protect against damage from loud equipment.
- Be aware of risks connected with activities such as shooting guns, using chain saws, or driving motorcycles or snowmobiles.
- Do not listen to loud music for long periods of time.
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Review Date: 10/10/2008
Reviewed By: Alan Lipkin, MD, Otolaryngologist, Private Practice, Denver, Colorado. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.10/10/2008