The eye can be examined with relative ease as to both its function and its structure. A practical examination includes the ability to move in the orbit and the reaction of the student to light and lodging.
The function of the eye may be evaluated in numerous ways. The patient may be asked to recognize illuminated letter or objects of varying sizes on exactly what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye may be made in numerous methods. Stress within the eyeball is measured by a "tonometer." In specific diseases, specifically in glaucoma, the stress in the eyeball is increased significantly.
It needs to be well kept in mind that a client with an eye issue might have other problems. Frequently other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can notify the patient and the doctor to problems in some disturbances of other parts of the body even before other symptoms present themselves.
Consequently, one's dependence on sight is emphasized when one faces a possible or short-lived permanent loss of this vital sense. When restorative measures are looked for, specific forms of vision correction such as contact lenses or glasses are recommended.
On the other hand, some people are troubled with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to encourage reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done utilizing an "excimer laser."
The primary purpose of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people should understand. Most likely, the primary reason this kind of eye surgical treatment has actually become well accepted is since the majority of its cases had been successful.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most delicate portions of the eye, the majority of people state that the operation can be extremely dangerous.
In other words, a easy error could nearly cause an person's lifetime blindness. Thus, it is very important to think about numerous factors before deciding whether LASIK eye surgery is the ideal corrective step one needs to go through.
2. It is not a perfect treatment
LASIK eye surgical treatment may fix your vision however it does not always imply that it can provide you a perfect vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not always mean they have perfect vision also.
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 see it
Conversely, the evaluation of the structural part of the eye may be made in a number of ways. It must be well remembered that a patient with an eye issue might have other issues. Frequently other physical conditions are main and affect the eye as a consequence. The appearance of the eye can notify the home doctor and the client 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 form of vision correction.