The eye can be analyzed with relative ease regarding both its function and its structure. A practical evaluation 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 evaluated in several methods. The client might be asked to identify illuminated letter or items of varying sizes on what is called the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in several methods. Tension within the eyeball is measured by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased significantly.
It must be well kept in mind that a patient with an eye problem may have other issues. Often other physical conditions are primary and impact the eye as a effect. The appearance of the eye can inform the client and the physician to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
One's dependence on sight is highlighted when one faces a momentary or possible permanent loss of this vital sense. Thus, when corrective measures are sought, certain forms of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are bothered with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were established 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 brief 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 surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently 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 using 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.
Appeal vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that individuals must understand. Probably, the primary reason why this kind of eye surgery has actually ended up being well accepted is since the majority of its cases had achieved success.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Due to the fact that LASIK eye surgery includes the operation of the retina, which is one of the most sensitive parts of the eye, many individuals say that the operation can be extremely dangerous.
Simply puts, a basic error could practically trigger an individual's lifetime loss of sight. It is crucial to consider many elements prior to choosing whether LASIK eye surgical treatment is the ideal corrective step one has to go through.
2. It is not a ideal treatment
LASIK eye surgical treatment may correct your vision but it does not always suggest that it can offer you a twenty-twenty. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always indicate they have perfect vision also.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical treatment the method the majority of individuals see it
On the other hand, the evaluation of the structural part of the eye may be made in several methods. his response It needs to 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 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 symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.