Deafness : Information
|Introduction : Deafness|
As per WHO, A person who is not able to hear as well as someone with normal hearing hearing thresholds of 25 decibel(a unit to measure intensity of sound) or better in both ears is said to have hearing loss. Hearing impaired people can be hard of hearing (HOH) or deaf. Hard of hearing refers to people with hearing loss ranging from mild to severe. They usually communicate through spoken language. If a person cannot hear at all, then they have deafness. They are unable to hear and understand even a shouted voice. Hearing impairment may be inherited, or caused by diseases like maternal rubella or complications at birth, certain infectious diseases such as meningitis,use of ototoxic drugs(drugs toxic to ears), exposure to excessive noise and ageing. Impact of hearing loss Functional impact
One of the main impact of hearing loss is on an individuals inability to converse with others. Children with hearing loss often suffer in spoken language development .Hearing loss and ear diseases such as otitis media can have a significant adverse effect on the educational of children. However, If people suffering from hearing loss are provided a chance to communicate they can participate on an equal footing with others.
The communication can be through spoken/ written language or through sign language.Restricted access to communicate can have a significant impact on everyday life, causing feelings of solitude, seclusion and dissatisfaction, particularly among older people with hearing loss.
In developing countries, children with impaired hearing or deafness rarely receive any schooling. Adults with hearing loss are also subjected to higher unemployment rate. Among those who are employed, a higher percentage of people with hearing loss are in the lower grades of employment compared with the general workforce.
National Programme for Prevention and Control of Deafness
|Symptoms : Deafness|
Early signs and symptoms of hearing loss may include: In Adults
|Causes : Deafness|
The causes of hearing loss and deafness can be either congenital or acquired Congenital causes Congenital causes leading to hearing loss include:
|Diagnosis : Deafness|
One should visit doctor as soon as they have hearing problem. The doctor may examine your ear with an instrument called auriscope to look for anything abnormal.
*NHP provides indicative information for better understanding of health. As the disease progress may vary from person to person so consult your physician for actual diagnosis & treatment.
|Management : Deafness|
Treatment depends upon the cause of the condition like:
Hearing aids doesn't treat the disease but helps in hearing. It is not suitable for everyone and should be used with the advice of your physician.
* NHP provides indicative information for better understanding of health. As the disease progress may vary from person to person so consult your physician for actual diagnosis & treatment.
|Prevention : Deafness|
It is not possible to prevent deafness. However, risks factor can be avoided like
|Medical Condition : Deafness : Eye Ear|
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|Duane Retraction Syndrome|