Hearing Loss

Hearing Loss Overview
To understand hearing loss it is important to understand how normal hearing takes place. There are 2 different pathways by which sound waves produce the sensation of hearing: air conduction and bone conduction.
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Hearing loss can be categorized by many different types. Two types of hearing loss are sensorineural and conductive. Both types of hearing loss can be congenital (present at birth) or acquired.
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Hearing loss is the total or partial inability to hear sound in one or both ears.
See also: Hearing loss of aging
Alternative Names:
Decreased hearing; Deafness; Loss of hearing
Considerations: ...
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Hearing loss: A side effect of medication?
Sudden hearing loss
Centers
Senior Health Center ...
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Hearing loss
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This information is provided by an independent source. Merck & Co., Inc. is not responsible for this content. Please discuss any and all treatment options with your healthcare professional.
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Hearing Loss
Alternate Names
: Deafness, Decreased Hearing, Loss of Hearing
Pictures & Images ...
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Hearing loss is detected with a hearing test.
How is hearing loss from noise treated?
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MP3 Players and Hearing Loss
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Gene could hold key to hearing loss
29 August 2006
Researchers funded by The Royal National Institute for Deaf People (RNID) believe they have discovered a gene that causes hearing loss in old age.
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Hearing loss. Hearing loss is usually mild to moderate and temporary. Permanent hearing loss is rare.
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Hearing loss is any degree of impairment of the ability to apprehend sound.
Description ...
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hearing loss
usually partial and involving high-pitched sounds
may be slowly progressive
noises, ringing in the ear (tinnitus) ...
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Hearing loss and retinitis pigmentosa are rarely found in combination outside of Usher syndrome.
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Hearing loss may result from damage or disruption to any part of the hearing system: from simple wax blocking the ear canals, through to age-related changes to the sensory cells of the cochlea, to damage to the brain.
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HEARING LOSS
SYMPTOMS"One's sense of hearing is lessening.
CAUSES"It may be that the sense of hearing is being lost. But it also may be that the ear has too much impacted earwax. (See "Earwax" for how to remove it.) ...
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To restore hearing loss, which is usually due to otosclerosis, stapedectomy is performed. Stapedectomy is the removal of all or part of the stapes, one of the bones in the middle ear, and replacement with a tiny prosthesis.
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The risk of hearing loss may be increased in childhood cancer survivors who received either of the following:
Certain anticancer drugs, such as cisplatin or carboplatin.
Radiation therapy to the brain.
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The level of hearing loss depends on the size of the perforation and what caused it. Trauma to the ear or head can injure the middle ear, inner ear or both, and can cause severe hearing loss.
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The detection of hearing loss early in life, prior to six months of age, can have significant effects in preventing delays not only in a child's speech ability and language acquisition but also in his/her social and emotional development.
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Partial or complete hearing loss can severely impede a child's development unless it is diagnosed early. Deafness deprives the child of vital information about the outside world and limits the child's ability to communicate with others.
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age-related hearing loss, with up to 25% of people over the age of 60 experiencing occasional high-pitched ringing in their ears
anxiety or depression ...
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Those with hearing loss that cannot be relieved even by mechanical devices (i.e., those with sensorineural deafness) can have special training in speechreading (see lip reading).
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The most common one is hearing loss that results from noise exposure. This can be one very loud sound, like an explosion, or repeated exposure to moderately noisy environments, as occurs in many factories.
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At the Mayo Clinic Trace Element Laboratory, Professor Robert Henkin discovered that many tinnitus sufferers are deficient in zinc and that zinc supplementation could improve tinnitus and hearing loss in about one third of elderly patients.
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MRI scan of the head can be used to evaluate patients with headaches, seizures, muscle weakness, blurred vision, and hearing loss.
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HEREDITARY DEAFNESS AND NEPHROPATHY - An inherited disorder (sex linked autosomal dominant) involving damage to the kidneys, hematuria, and hearing loss. In some individuals vision may also be affected.
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Nucleus 24 Contour cochlear implant Cochlear implant indicated for use in children (age 12 months and older) with profound sensorineural hearing loss and adults with severe to profound sensorineural hearing loss. Mfg: Cochlear Corporation.
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Tinnitus is an aggravating problem which is often associated with some form of hearing loss. This article discusses some of the causes and possible treatments that may help.
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A disorder of the inner ear characterized by dizziness, ringing in the ears and progressive hearing loss.
meninges
The three membranes covering the brain and spinal cord.
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Women rarely have significant renal impairment, and hearing loss may be so slight that it can be detected only through testing with special equipment. Usually men can pass the disease only to their daughters.
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