The eye can be analyzed with relative ease as to both its function and its structure. A functional evaluation consists of the ability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye may be checked in several ways. The client might be asked to recognize illuminated letter or things of differing sizes on exactly what is known as the Snellen chart.
Conversely, the examination of the structural part of the eye might be made in numerous methods. Stress within the eyeball is determined by a "tonometer." In particular illness, especially in glaucoma, the tension in the eyeball is increased noticeably.
However, it should be well remembered that a patient with an eye problem might have other issues too. Frequently other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the client and the physician to troubles in some disruptions of other parts of the body even before other symptoms present themselves.
One's dependence on sight is highlighted when one deals with a short-lived or possible irreversible loss of this essential sense. Hence, when restorative measures are sought, particular forms of vision correction such as contact lenses or eyeglasses 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 established to motivate reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgery is another kind of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The main function of this surgery is to develop a threadlike, rounded "flap" in the cornea using a blade referred to 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.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people need to know. Probably, the primary reason that this type of eye surgical treatment has become well accepted is due to the fact that many of its cases had been effective.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Since LASIK eye surgery includes the operation of the retina, which is among the most sensitive portions of the eye, the majority of people state that the operation can be very risky.
In other words, a simple error could practically cause an person's life time loss of sight. It is important to consider many factors before deciding whether LASIK eye surgical treatment is the best restorative measure one has to go through.
2. It is not a ideal procedure
LASIK eye surgical treatment may remedy your vision but it does not always suggest that it can provide you a ideal vision. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, continue reading this this does not always imply they have perfect vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgery the way the majority of people view it
Conversely, the examination of the structural part of the eye might be made in a number of ways. It should be well kept in mind that a patient with an eye problem may have other problems. Typically other physical conditions are main and affect the eye as a effect. The look of the eye can inform the patient and the doctor to difficulties in some disruptions of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction.