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2 COMMONCAUSES OFHEAFOR PARENTS& FAMILIES

it may result in aconductive h

mechanical hearing loss). If

working in theWhen your child is diagnosed with a hearing loss, it may be veryoverwhelming. This may be a difficult time for you and your family.

However, gaining a greater knowledge in this area is crucial in helping

with your childs needs. This handbook is aimed at helping parents

and families to understand better various types and causes of hearing

loss.

cochlea auditory nerve or brain

it more commonly results in a

nerve hearing loss). When s

conductive hearing losses, it isABOUTHEARINGLOSS

Our ears contain many parts, all of which need to work properly for us

to hear sounds.

The type of hearing loss that occurs depends on what part of the ear is

not working properly. For example, if there is something not working

in the

ear canal eardrum middle ear bones or middle ear space (e.g. fluid)

DURATION OFHEARING

Depending on the cause, heari

Temporaryhearing losses are

more common than permanen

losses are usually sensorineura

below demonstrates this relati

HEARING LOSS

Permanen Less co Mostly

Temporar More co Mostly

Drug

Related

Structural

Problems

COMMONCAUSES OFHEARINGLOSS 1 FOR PARENTS& FAMILIES

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Copyright 2004 by Harvard Medical School Center for Hereditary Deafness

All rights reserved. This booklet is protected by copyright.

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