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Neural
therapy, well known in Europe but only recently imported into American
medicine, is used primarily to treat chronic pain. The treatment
consists of injections of local anesthetic into nerve sites, scar
tissue or acupuncture points, injections at one site are believed
to heal pain in another area of the body. Adherents claim that the
treatment can relieve pain permanently, but it is not entirely clear
how this works. A number of complex electrochemical theories attempt
to account for the results. According to these theories, pain or
disease results from the irregular or interrupted flow of signals
along the nerves of the autonomic nervous system, which is responsible
for all automatic body functions. The distributed flow is often
caused by a scar from surgery or an injury, both of which are thought
to disrupt signals; an injection of anesthetic into the scar at
an acupuncture point, or into a site along the disturbed nerve,
restores normal nerve signal flow.
Dental work
effects
Infections
from dental surgery or metals from fillings are believed to place
undue stress on autonomic nerves, creating pain or aggravating disorders
elsewhere in the body; injections near the affected tooth and at
other sites may reset the nerve signals and reduce pain.
The treatment
After taking a complete history, with particular attention to previous
surgery, injuries and possible scarring, the neural therapist injects
local anesthetic with very fine needles into acupuncture points,
scar tissue and/or points along affected nerves. Injections are
repeated at intervals, usually over several weeks, until the patient
is free from pain.
How the therapy
might work
Apart from an apparent effect on autonomic nerves, it is not clear
how the therapy works. One idea is that disturbance in one tissue
area caused by scarring affects all tissue; injection of an anesthetic
into the scar normalizes all tissue function and reduces pain. Another
possibility is that injections electrochemically stabilize cell
membranes; they have become too permeable to toxins, which disturb
cell function affecting activities of the whole cell system. Once
normal function on higher levels is also restored. A simpler explanation
may be that by blocking signals, the anesthetic breaks the pattern
of irregular signals, so the normal pattern resumes when the drug
wears off.
The
viewpoint of mainstream medicine
Neural therapy has been fairly common in Europe and South America
since the 1940s, but it is a fairly new branch of alternative medicine
in the United States. In order to practice this type of therapy,
therapists must be certified in the technique.
Take
Care! : The anesthetic used in
neural therapy, procaine, can trigger allergic reactions and even
shock; allergy testing should be performed before treatments.
A
treatment for relieving chronic pain, including headaches, migraines,
joint and muscle pain, neuralgia and soft tissue rheumatism.
Aspects of
Neural Therapy
- A therapist
might use two different injection techniques, separately or in
combination. In weal therapy, small quantities of the local anesthetic
are infected into the skin or just below the skin at several sites.
Small welts, or weal's are formed. Infiltrations are injections
into deeper layers of tissue-for example, into calcified muscle
tissue. Scars are often treated first with weal therapy, and then
additionally with infiltrations.
- To treat
painful joints, the anesthetic is injected at the roots of ligaments,
into the capsule that surrounds the joint or into the mucous bursa,
the sac between the tendon and the bone.
- Neural therapy
has helped relieve acute asthma attacks. The anesthetic is injected
into acupuncture points on the back that correspond to the lungs.
- There have
been very few rigorous or extensive scientific studies that have
validated the effectiveness of neural therapy. However, those
who have used it have noted its safety, its advantages over more
invasive surgery and its usefulness, especially in achieving quick
and often permanent relief of chronic pain that has responded
to no other type of treatment.
Caution!
: Neural therapy must not be used
during pregnancy or with patients who have severe muscle or cardiac
weakness, a history of mental illness, depression, serious infections
or any type of coagulatory blood disorder.
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