acoustic trauma


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Related to acoustic trauma: Temporary Threshold Shift

acoustic trauma

a sudden loss of hearing, partial or complete, caused by an extremely loud noise, a severe blow to the head, or other trauma. The greatest loss of hearing occurs at 4000 Hz. It may be temporary or permanent. Compare noise-induced hearing loss.

acoustic trauma

A type of sensory hearing loss due to injury to the hearing mechanisms in the inner ear, caused by very loud noise.
 
Clinical findings
Partial, generally slowly progressive hearing loss, especially for high-pitched sounds, accompanied by ringing or other noises.

acoustic trauma

Injury to hearing by noise, esp. loud noise.
See also: trauma

acoustic trauma

The often damaging effect of loud noise on the inner ear. The degree of damage is related to the intensity multiplied by the time. A nearby explosion may cause as much damage as years of exposure to noise of lower amplitude. The hair cells in the ORGAN OF CORTI are injured by excessive movement and the higher pitched sounds are the first to be lost.
References in periodicals archive ?
30) Additionally, both acoustic trauma and/or blast exposure have been tied to delayed-onset hearing loss.
As mentioned, the three recognized causes of SNHL after tympanoplasty are acoustic trauma from manipulation of the ossicles, the noise generated by suctioning and, in the case of mastoidectomy, the noise generated by temporal bone drilling; their effect can be cumulative.
Changes in antioxidant capacity of the guinea pig exposed to noise and the protective effect of alpha-lipoic acid against acoustic trauma.
Patients who met the inclusion criteria completed a form to provide demographic data and information on the nature of their tinnitus--that is, the type of sound, resultant disabilities, accompanying symptoms, acoustic trauma, and accompanying disease (i.
The female dolphin, named "Valentina" because she was found on the eve of Valentines Day, has since regained her health, but her hearing was impaired due to acoustic trauma caused by blast fishing.
As a result, a military audiologist position was temporarily placed in Baghdad in 2004 to evaluate acoustic trauma patients.
Now we've definitively shown that this system functions in part to prevent acoustic trauma," said Dr.
Permanent hearing loss can also result from acoustic trauma, or a single exposure with enough peak intensity to cause immediate physical injury to the inner ear, such as separation of the organ of Corti from the basilar membrane.
A Risso's dolphin (grampus griseus) was found dead on the beach of a fishing village in Paoay town on Friday, and initial examination suggested it may have died from acoustic trauma and hunger.
Acute or chronic acoustic trauma may cause high-frequency sensorineural hearing loss.
We also review the literature and discuss the difficulties of diagnosis and treatment and the possible mechanisms by which acoustic trauma and other etiologies cause perilymph fistulae.

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