Ever wondered why your eyesight
changes with age? Whether LASIK surgery would improve your
vision? Why you sometimes see spots before you eyes?
The questions below represent
the ones our patients frequently ask when we're speaking with
them on the phone or in person. We hope our answers will be
of interest and assistance to you.
Please
remember you're always
welcome to call our office with any of your questions about
your eyes and your vision care.
Our near vision begins to blur
in our early 40's due to the loss of flexibility of the crystalline
lens in the eye. This condition is called presbyopia. It is
a normal part of the aging process of the eye and cannot be
prevented.
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If you have 20/20 vision, it
means you can see at 20 feet what is normally expected to be
seen at that distance. An acuity of 20/50 would mean you must
be 20 feet away to see what should normally be seen at 50 feet.
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The American Optometric Association
recommend children first have vision checked at six months
for major problems that may prevent vision from developing
properly. If vision is normal the next visit should be around
age three and again before the child begins school.
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If you are over 40-45 years
old you are presbyopic, which means you are no longer able
to focus as easily at close distances. If you are nearsighted,
you may take your glasses or contact lenses off and see clearly
at close distances. However, if all the nearsightedness is
corrected you will no longer have the ability to focus at close
distances. You will be in the need of reading glasses.
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Monovision is the process of
correcting vision with either contact lenses or refractive
procedure in which the dominant eye is corrected for distance
vision and the non-dominant eye is corrected for near. This
is one way of correcting your vision so you do not have to
wear reading glasses over your contact lenses or after a refractive
procedure.
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Monovision is surprisingly successful
in contact lens wearers. Always keep in mind, however, that
depth perception is being compromised. In order to have the
best depth perception both eyes must be corrected equally for
distance vision.
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No. Always use the solutions
Dr. Krivacic or Dr. Park recommends. Certain solutions are
definitely superior to others, and are able to get rid of potential
bacteria that could contaminate your contact lenses and cause
infection.
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The spots often seen in our
vision are called floaters. They are small particles inside
the eye. Most are not harmful, but they can be an indication
of more serious problems.
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LASIK or Laser in-Site Keratomileusis
is a procedure that uses a computer controlled Excimer laser
to reshape the cornea. The cornea is the clear front surface
of the eye. LASIK combines the use of the laser with a surgical
procedure called Lamellar Keratoplasty. This procedure creates
a flap of the cornea. The flap is lifted and the laser is used
underneath. The flap is then folded back in place and acts
as a bandage to speed up healing.
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There are several factors that
determine whether a person is a good candidate for LASIK. These
include:
- a healthy cornea
- no significant increase in prescription
in the past year
- pupil size
- corneal thickness
- at least 18 years old
- good general health
- for women, avoid during pregnancy
A more detailed explanation
of your specific potential with LASIK can be determined by
a full preoperative work-up at our office.
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