TMJ DISORDERS
the great mimic
The letters TMJ are the abbreviation of Temporo-
Mandibular Joint, which is the joint between your lower jaw and
your skull
Movement of this joint
allows you to open and close your mouth and chew from side to
side. Problems with this joint are common, nine out of ten people
having at least one sign or symptom. If your jaw is in the wrong
position, the muscles that move your jaw will have to work a lot
harder. Your teeth come together up to 2000 times a during biting
and swallowing so it is not surprising that a TMJ problem can
lead to muscles getting tired and going into spasm.
In some cases, however, the diagnosis is never
made because TMJ disorders can lead to variety of seemingly unconnected
presenting symptoms a multi-disciplinary approach between chiropractors
and dentists mean correct and timely intervention.
What does it cause?
Headaches, neck, shoulder and
back pain, facial pain, ear pain, dizziness and tinnitus are commonly
associated with TMJ dysfunction. This diagnosis may be missed.
Pain or clicking in the jaw and grinding teeth, recurrent dental
problems such as loose or broken teeth and decreased jaw movement
are more likely to be attributed to jaw problems because of their
more obvious association. Of course, diagnosis can be difficult
because such a variety of symptoms can be caused by so many other
conditions.
For example, trigeminal neuralgia, sinus problems
or ear infections. That is why it is important to seek an expert
opinion from a chiropractor or dentist.
Diagnosis
Failure to establish
a timely diagnosis can mean the problem can worsen needlessly.
A good example is jaw pain after a whiplash type injury following
a traffic accident, where early intervention is highly effective
but delay can lead to fibrous gristle building up in the joint
leading to permanent problems. If you have any of the below problems,
you may very well be suffering from a TMJ disorder.
-
Do
you have a jaw problem?
-
History of trauma or recent dental work.
-
Jaw
clicks.
-
Reduced
or painful range of jaw movement. As a rule, you should be able
to fit a three-finger width between the teeth when the mouth is
fully open.
-
Teeth
fail to meet properly.
-
Grinding
or clenching.
-
Tenderness
around TMJ or surrounding muscles.
-
Recurrent
symptoms in head, neck and shoulders, including headaches or migraines.
-
Biting
of tongue, cheeks or lips.
-
Swallowing
problems.
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The next step
Many dentists do not specialise in jaw problems
and, although they use orthodontic appliances, do so only from a
cosmetic stand point. Indeed, some TMJ problems are caused by inappropriate
dental intervention. Surgery to the joint or bony structure is a
last resort as conservative treatment is often effective. We will
be able to advise whether you have TMJ problem and what you can
do about it.
Why chiropractors work with dentists?
Chiropractors specialise
in treating all joints of the body including the TMJ. Skull, neck
and pelvic joint movements have been shown to change and be changed
by bite problems. This is because some of the jaw problems connect
to the spine and others connect to the skull which also influences
spinal and pelvic function.
In one case, removing a 3/8” heel lift from a patient’s
shoe altered the function of the muscles of jaw leading to sever
bite problem. In many patients with TMJ and other musculo-skeletal
disorders, the skills of both a dentist and a chiropractor are required
to stabilise the condition.
Dental treatment relies on splints (similar to a
sportsman’s mouth guard) and braces to modify muscular memory, improve
joint function, relax muscles and reposition the jaw. This bite
balancing is sometimes known as functional orthodontics. In patients
with absent teeth, a bridge or implants are often needed to fill
the gaps.
The chiropractor identifies the causes of TMJ problems
originating form the spine, pelvis, skull and extremities whilst
the dentist ensures the bite does not create any abnormal function
of these systems.
Chiropractic treatment
The chiropractic approach
uses spinal, pelvic and extremity adjustment to restore restricted
joint movement, pelvic support belts and rehabilitation exercises.
In some cases, TMJ adjustment and muscle stretching procedures are
used to normalise function by, for example, repositioning the TMJ
on the joint disc.
This
management approach whilst effective in most correctly diagnosed
cases can take several months to reach conclusion. Often patients
have chronic problems with the teeth, the TMJ and the musculo-skeletal
system leading to degenerative joint arthritis in the TMJ and spine.
This means people who have been everywhere and done everything with
no help can often find relief.
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