The eye can be examined with relative ease regarding both its function and its structure. A functional examination consists of the ability to move in the orbit and the reaction of the pupil to light and accommodation.
The function of the eye may be evaluated in several methods. The patient might be asked to determine illuminated letter or things of varying sizes on exactly what is called the Snellen chart.
Alternatively, the examination of the structural part of the eye may be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In particular illness, particularly in glaucoma, the stress in the eyeball is increased considerably.
Nevertheless, it must be well remembered that a patient with an eye problem might have other problems also. Frequently other physical conditions are main and impact the eye as a effect. The look of the eye can inform the physician and the patient to difficulties 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 momentary or possible irreversible loss of this vital sense. When restorative procedures are sought, specific types of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some individuals are troubled with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage reduced usage of contact lenses or glasses. One of 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 surgery is another type of vision correction. The only difference is that with this type of surgery, one's vision is remedied permanently.
With LASIK eye surgery, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The main purpose of this surgical treatment is to produce 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 lastly reformed, enabling better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people must know. Most likely, the main reason that this kind of eye surgery has actually become well accepted is due to the fact that many of its cases had actually achieved success.
However, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Because LASIK eye surgery includes the operation of the retina, which is among the most delicate portions of the eye, many people say that the operation can be this page extremely dangerous.
In other words, a simple error could almost cause an person's lifetime loss of sight. For this reason, it is very important to think about many factors before deciding whether LASIK eye surgery is the ideal corrective procedure one has to undergo.
2. It is not a perfect procedure
LASIK eye surgery may remedy your vision however it does not necessarily indicate that it can provide you a ideal vision. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not always imply they have ideal vision as well.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the perfect eye surgical treatment the method the majority of people see it
Alternatively, the evaluation of the structural part of the eye may be made in several ways. It should be well kept in mind that a client with an eye problem might have other issues. Frequently other physical conditions are primary and impact the eye as a effect. The appearance of the eye can notify the patient and the doctor to problems in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction.