Download WHEN EYES MUST HEAR Understanding Hearing Loss Centre on Aging Spring Research Symposium

WHEN EYES MUST HEAR
Understanding Hearing Loss
Centre on Aging
Spring Research Symposium
May 03, 2010
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Hearing Loss
The Invisible Disability
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Definitions
Hard of Hearingg
◦ Applies
pp
to anyy pperson who has a hearingg loss
◦ Usual means of communication is spoken
p
language
◦ Includes late deafened
◦ Those
Th
d
deaff in
i childhood
hildh d and
d educated
d t d orally
ll
4
Definitions
Late Deafened
◦ An individual who may have grown up hearing
or hard of hearing but lose all hearing at
some point.
◦ May also self identify as deafened or oral deaf
◦ Can be caused by trauma, illness, surgery or
unknown reasons
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Definitions
deaf - lower case d
◦ Used to describe those with early onset
hearing loss who have little or no residual
hearing.
◦P
Preferred
f
d mode
d off communication
i ti is
i speechh
and speechreading
◦ Many with cochlear implants fall into this
category
g y
6
Definitions
Deaf – upper case D
◦ These individuals are members of a
sociolinguistic
g
and cultural group
g p
whose preferred mode of
communication is sign language
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Definitions
Hearing impairment
Denotes limitation of one or
more basic components of the
auditory system.
8
Definitions
Handicap
Handicap refers to social and
environmentall factors
f
and
d
results in disadvantage
g in areas
such as education, employment,
leisure and recreation
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Definition
Hearing Disability
Disability refers to the lack, loss
or reduction
d
off the
h ability
b l to
pperform certain tasks such as
listening, using the telephone
and communicating
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The Ear
Classification of Hearing Loss
Conductive
Sound cannot get through the outer or middle
ear.
Generally medically correctable.
x Ear wax
x Cold/ infections
x Foreign object in ear
x Perforation or holes in eardrum
x A break in the hammer, anvil or stirrup
p
x Blows to head,, loud noises/explosions
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Classification of Hearing Loss
Sensorineural
y
Occurs when the nerve endings or fibres in the
cochlea or auditory nerve cannot pick up or
transmit information to the brain.
y
Most often permanent.
y
Most common type of hearing loss experienced
by adults.
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Causes of Sensorineural Loss
Congenital
◦ Maternal
M t
l contact
t t with
ith rubella
b ll
◦ Inherited
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Causes of Sensorineural Loss
Acquired
q
after birth
x High fever illness
x Exposure to certain medications
x Exposure to loud noises
x The aging process
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Damaged Hair Cells
Damaged hearing hair cells in the
cochlea
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Presbycusis
I can hear you talking but I
can’t
’
UNDERSTAND
U
S
you!
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Presbycusis
y
Multidimensional disorder
y
Impaired cochlea and
y
Impaired
p
central auditoryy system
y
includingg the
brain stem and auditory cortex
y
Can vary in severity from mild to severe
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Effects of Presbycusis
y
Unable to hear the high
g frequency
q
y sounds
y
People will sound as if they are mumbling
y
Decline
D
li iin speech
h understanding
d
di will
ill be
b
greater than could be expected from
h i loss
hearing
l
alone
l
because
b
off the
th
involvement of the central auditory
system
t
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Effects of Presbycusis
Will have ggreater difficultyy hearingg in
noisy environments
y Will have
ave difficulty
cu ty comprehending
co p e e
g rapid
ap
speech
y May have trouble remembering the entire
sentence in multiword sentences
y This memory loss may be attributed to
dementia or senility rather than hearing
loss
y
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“Huh???”
Huh???
1.
“You _
_ould _
_e _ery
_ y careful when
_aving
your _in”.
2.
“I _ared my _resh _ruit with
_aron
aron”.
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3.
“The _ewing
“Th
i gum was stuck
t k
under the _elf.
“Huh???”
Huh???
4.
“I _ose to read the last _apter
_irst.”
5.
“I _ave a terrible _ruise on my _in.”
6.
“I _opped my _eese cube on the _ag
g
rug.”
“Huh???”
Huh???
1.
“You should be very careful when
shaving your chin.”
2.
“I shared my fresh fruit with Sharon.”
3.
“The chewing gum was stuck under
the shelf.”
“Huh???”
Huh???
4.
“I chose to read the last chapter
p first.”
5.
“I have a terrible bruise on my shin.”
6.
“I dropped my cheese cube on the
shag rug.
Classification System
Degree of Hearing Loss
N
Normal
l
H.L Range
In Decibels dB
-10
10 to 15
Slight
16 - 25
Mild
26 - 40
Moderate
41 – 55
Moderately Severe
56 – 70
Severe
71 – 90
Profound
91+
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Sentences
y
I don’t want to go to the movies tonight.
y
Put that cookie back in the box.
y
How do spell your name?
y
This suit needs to go to the cleaners.
y
Where have you been all this time?
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Unfair Hearing Test
1. FILL
6. WEDGE
2. CATCH
7. FISH
3. THUMB
8. SHOWS
4. HEAP
9. BED
5 WISE
5.
10 JUICE
10.
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Impact of hearing loss
y Frustration
y Anger
y Anxiety
y Withdrawal
y Isolation
y Depression
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Difficult Communication Situations
Speaker
p
◦ Speaking too fast, or too slow
◦ Poor enunciation
◦ Face covered or turned away
◦ Something in/covering mouth
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Difficult Communication Situations
Speaker
p
y
Tongue piercings
y
Accents
y
Beards and moustaches
y
Speaking from another room
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Difficult Communication Situations
Environment
y
Large rooms
y
Background noise
y
Bare walls and floors
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Difficult Communication Situations
Environment
y
Poor lighting
y
No/poor public address system
y
Conversations in vehicles
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Difficult Communication Situations
Environment
y
Lectures, etc depend on good pp.a.
Lectures
a system and
using it
y
Lighting, surfaces
y
telephones
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Difficult Communication Situations
Hard of hearingg individual
y
Doing two or more things at once
y
Hearing aid fatigue
y
Not wearing aids
y
F ti / t ffeeling
Fatigue/not
li wellll physically
h i ll
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Communication Tips
Speaking
p
g
y
Enunciate but do not over exaggerate
y
Speak at normal pace using appropriate pauses
y
Normal volume
y
S ll out if needed
Spell
d d
y
Rephrase if needed
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Communication Tips
Bodyy Language
g g
y
Face the person
y
Use body language
y
Keep face in view
y
D nott whisper
Do
hi
36
Communication Tips
Bodyy Language
g g
y
Limit head movements
y
Speak directly to person
y
Be aware of beards , moustaches etc
37
Communication Tips
Environment and location
y
Quiet spot
y
Avoid backlighting so you are not in shadow
y
Stairwells cars,
Stairwells,
cars busy streets/malls
38
Living with Hearing Loss Program
y
Designed to help Hard of Hearing and Late
D f d Adults
Deafened
Ad lt to
t cope effectively
ff ti l att home,
h
at work and at play.
y
Includes practical Speechreading exercises
y
Teaches how to LIVE with your hearing
loss and to adapt to difficult listening
situations without stress
y
Assertiveness training
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Does speechreading Help?
Condition of Test
% of Speech
U d t d
Understood
Listening no aid no lipreading
Listening,
21%
Listeningg with lipreading,
p
g, no aid
64%
Listening with aid, no lipreading
64%
Listening with aid and lipreading
90%
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Does speechreading Help?
The results on the pprevious slide
were first obtained in controlled
experiments at the University of
Manchester and have been verified
since.
i
Th
Those tested
t t d were adults
d lt off
various ages who had developed a
hearing loss after school age.
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Living with Hearing Loss Program
Lesson Outline:
1.
2.
3.
4.
5.
6
6.
7.
8
8.
Warm-up using familiar words, phrases etc.
Examination of Speech
p
Movement
Practice with mirrors
Discussion of coping skills/strategies
Exercises
Group activity
Assignment
R i and
Review
d Ti
Tip ffor EEveryday
d Living
Li i
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