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| Overview |
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If
you are an older person with a balance problem,
you've likely been told that poor balance
is a natural and untreatable part of getting
older! Or worse, whether younger or older,
you've been told that your "dizzy spells"
are all in your head! |
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The good news is that medical research has
proven that balance problems are NOT imaginary
or inevitable with age, and there are effective
treatments available for those who do experience
balance problems or dizziness. |
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There
are three main components that maintain your
sense of balance. |
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- Somatosensory system. A fancy term for
your sense of touch.
- Visual System.
- Vestibular system. This refers to your
equilibrium within your inner ear.
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In
order to maintain proper balance your brain
must process all three systems accurately.
In a normal healthy individual our senses
of touch (feet, ankles, and joints), sight
(eyes) and inner ear motion sensors work together
in harmony with the brain. A person with a
balance disorder, however, may have a problem
in any one of these systems, or in multiple
systems. In some individuals, one or more
of the senses are missing and the person does
not realize they are losing their balance.
In other people, the brain gets confused and
creates an inaccurate sense of falling when
in fact the person is in balance. The risk
of developing one or more of these problems
increases with age as our senses or brain
centers are exposed to degenerative or infectious
diseases, or the effects of injuries accumulated
over a lifetime.  |
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| Symptoms |
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The
dizziness, lightheadedness, unsteadiness or
vertigo sensations you may feel are very real.
Specific causes can be identified with an
appropriate medical evaluation and tests conducted
by a qualified clinician. The great news is
that, once identified, most dizziness disorders
can be successfully treated. |
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Dizziness
Disorders
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Dizziness
is a broad term used to explain how we feel
when our sense of balance is not quite right.
The term encompasses a variety of sensations
that can mean different things to different
people. If you have ever been dizzy, you may
have found it difficult to describe exactly
how it made you feel. Some people who report
feeling dizzy say they feel as if everything
is spinning around them, or as if they are
spinning or turning themselves. This is what
doctors usually mean when they refer to vertigo.
Others describe feeling wobbly or unsteady
as if they were on a boat. And still others
may describe their dizziness as a feeling
of "floating", lightheadedness or
"giddiness". Dizziness or vertigo
can be caused by a disturbance in a particular
part of the inner ear - the vestibular system.
This is the part of your balance system that
provides your brain with information about
changes in head movement with respect to the
pull of gravity. When your vestibular system
is not working properly, the result may be
dizziness, vertigo, imbalance, disorientation
and possibly nausea and vomiting. Some specific
disorders known to cause dizziness and/or
vertigo are listed in alphabetical order: |
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Acoustic
neuroma is loosely defined as
a tumor on the nerve from the inner
ear to the brain. Patients with this
disorder may experience a gradual hearing
loss, ringing or buzzing in the ears
and dizziness. A sensation of pressure
and fullness may also be present. |
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Arteriosclerosis,
a hardening or narrowing of blood vessels
that supply blood to the brain, may
cause decreased blood flow, resulting
in dizziness. |
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Benign
Paroxysmal Positional Vertigo (BPPV)
is a balance and dizziness disorder
caused by a problem in the vestibular
system of the inner ear which forms
part of the balance organs. Small particles
or crystals become detached from their
normal location in the inner ear and
interfere with the normal function of
the vesular system. As the name indicates,
the vertigo, which can be intense, comes
on suddenly following certain movements
of the head. This type of vertigo comes
and goes and, if left untreated, may
be recur for years. |
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"Central"
or neurological vertigo refers
to dizziness that results from problems
in the balance centers of the brain,
rather than the ear. This type of dizziness
is generally much less common than dizziness
caused by inner ear problems. Strokes,
multiple sclerosis, brain tumors or
cysts and deformities of the upper spine
or the back of the brain are all possible
causes. |
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Hyperventilation
can cause temporary dizziness and sometimes
occurs when you are exercising strenuously
or if you hold your breath when you
are under stress. |
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Labyrinthitis
is an inflammation, usually caused by
a virus, of the labyrinth, the part
of the inner ear that contains the organs
of balance. |
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Meniere's
disease is a condition in which
repetitive attacks of vertigo are accompanied
by pressure in the ears, buzzing or
ringing, and partial hearing loss that
can fluctuate during an episode. |
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Ototoxicity
is caused by exposure to, or ingestion
of a particular substance which damages
the auditory and inner ear system. Ototoxicity
may result in irreversible damage to
hair cells in the inner ear and/or vestibular
system, which may cause vertigo, vision
problems, hearing loss, gait unsteadiness
and imbalance. |
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Osteoarthritis,
a joint disease, can affect the neck
or cervical area of the spine. Openings
in the neck vertebrae contain arteries,
which supply the brain with blood. When
these openings narrow as a result of
osteoarthritis, blood flow to the brain
is restricted, resulting in dizziness. |
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Peripheral
vestibular disorders refers to
all forms of dizziness caused by inner
ear problems, including BPPV, labyrinthitis
and Meniere's disease. The term is commonly
used when a doctor knows the problem
is in the inner ear, but is unable to
be more specific. |
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Post-traumatic
vertigo is dizziness resulting from
a head injury, concussion or whiplash.
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Tinnitus
is buzzing or ringing in the ears and
can occur with dizziness or may be a
symptom by itself. |
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Viral
labyrinthitis is a viral inflammation
of the inner ear. It causes dizziness/vertigo
which may last days or weeks, usually
following a cold or flu. |
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Vascular
vertigo is dizziness caused by
problems with the blood supply to the
inner ear or the balance centers of
the brain. This can occur in people
who suffer from migraine or those who
are overweight, smoke, have high blood
pressure or don't get enough exercise. |
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Vestibular
neuronitis is an infection of
the vestibular nerve, generally viral.
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Postural
hypotension is indicated by symptoms
of lightheadedness or blackouts, and
is typically experienced when rising
from a lying or sitting position.  |
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| Various
Testing |
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To determine the cause of a balance problem,
you will first be asked to describe your
problems and symptoms. You will most likely
fill out a problem focused questionnaire.
The results of the questionnaire will be
combined with a physical examination. Based
on this information, your doctor will develop
a working diagnosis. Depending on what he
or she determines, your doctor may then
order tests designed to confirm the diagnosis.
The test results also determine how key
components of your balance systems are functioning.
Depending on the suspected type of balance
abnormality a battery of tests may be ordered.
The most common of which is an ENG (Electronystagmography).
This is actually a series of painless procedures
designed to pinpoint the source of your
problem.
Nystagmography
Tests: This is a series of tests
designed to document your ability to follow
visual objects with your eyes and how your
eyes respond to some types of information
from your vestibular system. To monitor
the movements of your eyes, your doctor
may place electrodes around your eyes (electronystagmography-ENG)
or may use an infrared video camera (IR
video nystagmography). Eye movement tests
are useful, because some patients with balance
system problems have problems seeing clearly
when moving, or they get the erroneous sense
that objects are moving.
- Occular
Movility: You will be asked to
follow with your eyes objects that jump
from place to place or move smoothly.
Your doctor will be looking for any slowness
or inaccuracies in your ability to follow
visual targets.
- Optokinetc
Nystagmus: You will be asked to
view a large, continuously moving visual
image to see if your eyes can appropriately
track these movements.
- Positional
Nystagmus: Your doctor will move
your head and body into various positions
to make sure that there are no inappropriate
movements of your eyes when your head
is in different positions.
- Caloric
Test: Your doctor will stimulate
both of your inner ears (usually one at
a time) with warm and then cold air. He
or she will be monitoring the movements
of your eyes to make sure that both your
ears can sense this stimulation.
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| Balance
can be improved! |
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There are many people who have had symptoms
just like you who have experienced relief
through therapy. It is not uncommon
for individuals with a history of balance
problems to regain their balance control through
accurate diagnosis followed by specific medical
treatment and/or rehabilitation exercises.
One famous example is astronaut John Glenn.
Following his historic space flights in the
1960's, Glenn experienced balance problems
that disqualified him from service. After
a rehabilitation program, Glenn was able to
return to space at the age of 77 and he performed
as well as his younger colleagues. You can
recover from balance disorders and regain
your control. And you can do this even at
an advanced age! |
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| Effective
treatment is available! |
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The
good news is that medical research has proven
that balance problems are NOT imaginary or
inevitable with age, and there are effective
treatments available for those who do experience
balance problems or dizziness. |
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Ask
Your Doctor How THERAPRO can help! |
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