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Deafness (cont.)

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What are other classifications of hearing loss?

Hearing loss can also be classified based on which portions of the hearing system (auditory system) are affected. When the nervous system is affected, it is referred to as sensorineural hearing loss. When the portions of the ear that are responsible for transmitting the sound to the nerves are affected, it is referred to as conductive hearing loss.

Conditions affecting the cochlea, eighth cranial nerve, spinal cord, or brain cause sensorineural hearing loss. Examples include:

Conditions that affect the ear canal, eardrum (tympanic membrane), and middle ear lead to conductive hearing loss. Examples of conductive hearing loss include:

Anatomy of the Ear

What is the treatment for hearing loss?

The treatment of hearing loss depends on its cause. For example:

  • ear wax can be removed,
  • ear infection can be treated with medications,
  • medications that are toxic to the ear can be avoided and;
  • occasionally surgical procedures are necessary.

Last Editorial Review: 7/19/2006




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