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NIHL caused by acute acoustic trauma refers to permanent cochlear damage from a one-time exposure to excessive sound pressure. This form of NIHL commonly results from exposure to high-intensity sounds such as explosions, gunfire, a large drum hit loudly, and firecrackers. According to one US study, excessive noise levels in cinemas are ...
Absent or abnormal emissions can indicate peripheral cochlear hair cell damage, which may precede hearing loss on the audiogram. Advanced Imaging While rare, there are reasons to further ...
The symptoms of cochlear hydrops fluctuate, and the condition may stabilize or go away on its own after several years. However, because the organ of Corti undergoes stress during the hydrops episodes, long-term hearing loss, tinnitus, or hyperacusis is possible. It is considered by some that cochlear hydrops is an early form of Meniere's disease.
Sensory hearing loss often occurs as a consequence of damaged or deficient cochlear hair cells. [disputed – discuss] Hair cells may be abnormal at birth or damaged during the lifetime of an individual. There are both external causes of damage, including infection, and ototoxic drugs, as well as intrinsic causes, including genetic mutations.
Ménière's disease is characterized by episodes of vertigo, worsening hearing loss, and tinnitus. ... Addressing hearing loss associated with Ménière's may include cochlear implants, CROS, or ...
Tinnitus is a condition when a person hears a ringing ... The most common causes are hearing damage, ... but among those with tinnitus, the major cause is cochlear ...
Ototoxicity results in cochlear and/or vestibular dysfunction which can manifest as sensorineural hearing loss, tinnitus, hyperacusis, dizziness, vertigo, or imbalance. [6] [7] Presentation of symptoms vary in singularity, onset, severity and reversibility. [6]
Tinnitus Retraining Therapy or TRT, Round and Oval Window Reinforcement Hyperacusis is an increased sensitivity to sound and a low tolerance for environmental noise. Definitions of hyperacusis can vary significantly; it often revolves around damage to or dysfunction of the stapes bone , stapedius muscle or tensor tympani ( eardrum ).
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