Hospital Testing For Infant Hearing Assessment

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In the US, each year brings forth 12,000 new cases of babies with permanent hearing loss right at birth.
Some sort of hearing loss has become the most common defect occurring at birth according to the findings of the National Center for Hearing Assessment and Management, with three out of every 1,000 babies affected.
From a simple discomfort in the ear to severe hearing disorders to complete deafness, there can be varying degrees of hearing loss.
Children who suffer from hearing loss are given treatment and are, in some cases, required to wear hearing aids.
In extreme cases, doctors recommend what is known as cochlear implants.
Cochlear implants send signals directly to the auditory nerve even when a damaged part of the ear is unable to respond even to amplified sound coming from hearing aids.
Complete restoration of hearing is still not possible with any of these devices.
Screening babies for hearing defects, remains the best option.
To give babies a fair chance to develop their language skills, the best approach is to start relevant therapies within the first few months.
Immediately after birth, babies can now screened for hearing defects using a procedure recently introduced.
The newly introduced procedures ensure that if hearing loss is ascertained in the first six months from birth, the language development proceeds almost normally.
Detection of hearing loss in children usually happens around the age of 22 to 26 months.
It is a common occurrence that parents and caregivers first detect speech or language development problems which are only a symptom, the root cause being hearing problems.
A new procedure allows all newborn babies to be screened for hearing problems before they leave hospital.
Otacoustic Emissions are now used to figure out how much a newborn baby is able to hear.
The ear canal receives sounds through a soft probe.
Inside the same probe is a microphone that captures an echo produced by the cochlea, or inner ear.
What used to take 10 minutes to screen each using a conventional procedure now takes merely 10 seconds.
The Auditory Brainstem Response test is the next step for those babies who do not pass the OAE.
The hearing nerve's responses to sounds delivered by a disposable earphone and the objective of the ABR test is to measure these responses with the help of three painless electrodes placed on the baby's head and shoulders.
It takes only 15 minutes per ear.
These tests are run when the babies are asleep.
Most parents realize speech related and language problems in their children around the age of 2 years and this leads them on to the underlying hearing problem.
To be able to act before it is too late, it is a good idea to screen all babies.
Language development of children while at school as well as the rest of their lives could be impacted by this.
An audiologist is required for diagnostic testing in the case of children who fail both these tests.
Diagnostic testing is required for about 2 percent of the babies.
Hearing loss of infants as small as two months of age can now be overcome by providing them amplification equipment.
Normal development of these children is almost certain if they get early help.
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