Blindness can be a fact of
life for those with diabetes or inherited conditions and for many it is
inevitable as we age. Blindness, also sometimes called vision impairment or
low vision means that even without surgery that you don’t see well. Common
diseases associated with blindness are cataract, glaucoma and macular
degeneration.
The term low vision is
usually used with regards to aging. Low vision means that even with regular
glasses, contact lenses, medicine, or surgery, people find it difficult to do
ordinary every day things such as read the mail, watch television shop, cook,
watch television or read the labels on jars.
Blindness means the complete
loss of slight although there total loss of eyesight can be gradual. Blindness
is due to aging. It can be due to a variety of symptoms including macular
degeneration, cataract, glaucoma, and diabetes. Some people develop vision loss
after eye injuries or from birth defects.
The main symptom of
blindness is fuzzy or blurry vision. However depending on the cause of the
blindness you may also experience changes in the color or shape of the retina
in the eye, cloudiness, dullness of the pupil and watery eyes.
Causes of Blindness
Vision may become blurry for
a variety of reasons. Refractive error, which includes such, disorders as
nearsightedness, farsightedness and astigmatism results in chronically blurry
vision that can usually be overcome with corrective lenses. Eyestrain, fatigue
and excessive tearing can result in temporary blurring of vision. A disturbance
in the fluid balance in the body can also result in blurry vision.
A recurring tendency to
periodic blurring occurs when three is an inadequate supply of the
light-sensitive pigment in the eye called rhodospin or visual purple. Visual
purple is created by Vitamin A and Retin which is why taking these vitamins is
essential to eye health. Nutritional support can go a long way towards helping
this these sorts of issues.
Cataracts cause blindness
when the lens of the eye thickens becoming clouded or opaque. The eye then
becomes unable to focus or admit light properly. Some causes of cataracts
include aging, diabetes, heavy metal poisoning, exposure to radiation, injury
to the eye and the use of certain drugs such as steroids.
When loss of vision or
blindness occurs because of diabetes it is caused diabetic retinopathy. This is
a disorder in which some of the tiny capillaries that nourish the retina leak
fluid or blood can damage the cells of the eyes. New capillaries then begin to
form in the injured area and interfere with vision.
Another common condition
that causes hazy or obstructed vision is rheumatoid arthritis, which can lead
to a condition called uveitis. This is an inflammation in the middle layer of
the eye, which consist of the iris the ciliary body and the choroid. In this case, naturopathy comes into play for
treating the arthritis .
Any type of blockage of a
blood vessel serving the retina can also cause blindness. The culprit in this
case is usually a blood clot. Usually
only one ye is affected.
Inflammation of the optic
nerve is also another possible cause of vision loss. Such inflammation may
occur as the result of a systemic illness or infection.
Retinitis Pigmentosa also
causes blindness. It is an inherited disease that affects approximately one out
of every 3,700 people. In this disorder metabolic flaws slowly but
progressively destroy retinal cells. The first symptom is loss of night vision
beginning in adolescence and then total loss of vision between the ages of
thirty and eight.
Care and Treatment
The care and treatment of
blindness depends on what caused the condition in the first place.
If low vision, inflammation
of the optic nerve or uveitis is the problem then you may be prescribed glasses
or contact lenses. Laser surgery for the correction of vision is also an
option. If the problem is cataracts
then the lense of the eye is surgically removed and a manmade lense is inserted
over the top of the eye to replace it.
If the problem is glaucoma
then an operation is performed to relieve the pressure of the fluids on the eye
that may be affecting the eyesightIn cases of retinal detachment a surgeon
reattaches the optical nerve that
has detached in an operation. This may be done with scalpels or with laser surgery.
has detached in an operation. This may be done with scalpels or with laser surgery.
The prognosis for
degenerative conditions such as low vision is good as usually the solution is
to correct it with surgery, eye wear or contact lenses. Surgery is successful
with glaucoma and cataracts.However permanent blindness can easily result from
conditions such as diabetes, Retinitis Pigmentosa and macular degeneration.
Having the proper
nutritional support can really help with these conditions as can treating the
underlying cause.
For more information or to book a
consultation about the health of your eyes, diet and weight loss programs or any health
issue you may be experiencing, visit the Pinewood Natural Health Clinic website
that has a list of full services and products at www.pinewood.ca or call our Toronto Office
at (416)-656- 8100. We also have an office in Pickering,
Ontario at (905)-427-0057. You can also email us at info@pinewoodhealth.ca and we would be happy to answer any question that you have
about our holistic health services.
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