The eye can be analyzed with relative ease as to both its function and its structure. A functional assessment consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be checked in a number of ways. The client may be asked to recognize illuminated letter or items of varying sizes on what is known as the Snellen chart.
Alternatively, the examination of the structural part of the eye might be made in a number of methods. Stress within the eyeball is determined by a "tonometer." In specific illness, particularly in glaucoma, the stress in the eyeball is increased noticeably.
It should be well remembered that a client with an eye problem might have other issues. Frequently other physical conditions are main and affect the eye as a effect. The appearance of the eye can alert the patient and the doctor to difficulties in some disruptions of other parts of the body even prior to other signs provide themselves.
One's reliance on sight is stressed when one deals with a short-lived or possible permanent loss of this vital sense. When corrective measures are sought, certain kinds of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to encourage reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this kind of surgery, one's vision is corrected completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgery is to develop a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
like this In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must understand. Probably, the main factor why this kind of eye surgical treatment has ended up being well accepted is because many of its cases had been successful.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgery includes the operation of the retina, which is one of the most delicate parts of the eye, many people browse this site say that the operation can be extremely dangerous.
Simply puts, a simple mistake might practically trigger an person's life time loss of sight. It is essential to think about lots of factors before deciding whether LASIK eye surgery is the right restorative procedure one has to undergo.
2. It is not a perfect procedure
LASIK eye surgery might correct your vision but it does not necessarily indicate that it can offer you a best vision. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not necessarily mean they have ideal vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgery the way many people view it
Conversely, the examination of the structural part of the eye might be made in numerous ways. It must be well kept in mind that a patient with an eye problem may have other issues. Frequently other physical conditions are primary and affect the eye as a consequence. The look of the eye can inform the patient and the doctor to problems in some disturbances of other parts of the body even prior to other symptoms present themselves.
Like its concrete equivalent, LASIK eye surgery is another type of vision correction.