The eye can be examined with relative ease as to both its function and its structure. A functional assessment includes the capability to move in the orbit and the response of the student to light and accommodation.
The function of the eye might be evaluated in several methods. The patient might be asked to identify illuminated letter or items of differing sizes on what is called the Snellen chart.
On the other hand, the evaluation of the structural part of the eye might be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In specific diseases, specifically in glaucoma, the tension in the eyeball is increased significantly.
However, it ought to be well kept in mind that a client with an eye problem may have other issues as well. Often other physical conditions are main and impact the eye as a effect. The appearance of the eye can notify the doctor and the patient to problems in some disturbances of other parts of the body even before other symptoms present themselves.
As a result, one's reliance on sight is highlighted when one faces a short-term or possible permanent loss of this crucial sense. For this reason, when corrective procedures are looked for, certain forms of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are troubled with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. 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 called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that people need to understand. Most likely, the main reason this kind of eye surgery has become well accepted is due to the fact that the majority of its cases had succeeded.
However, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most delicate part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most delicate parts of the eye, the majority of people say that the operation can be very dangerous.
Simply puts, a basic error might almost cause an person's life time blindness. For this reason, it is necessary to consider lots of factors prior to deciding whether LASIK eye surgical treatment is the ideal corrective step one needs to undergo.
2. It is not a perfect treatment
LASIK eye surgery may fix your vision however it does not necessarily suggest that it can offer you a twenty-twenty. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily indicate they have perfect vision.
Given 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 method many people see it
On the other hand, the assessment of the structural part of the eye might be made in a number of ways. It must be well kept in mind that a patient with an eye issue might have internet other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The appearance of the eye can alert the doctor and the client to troubles in some disturbances of other parts of the body even before other symptoms provide themselves.
Like its concrete equivalent, LASIK eye surgery is another form of vision correction.