The eye can be analyzed with relative ease regarding both its function and its structure. A functional assessment consists of the ability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be tested in several methods. The client may be asked to identify illuminated letter or items of differing sizes on what is understood as the Snellen chart.
Alternatively, the examination of the structural part of the eye might be made in several ways. Tension within the eyeball is measured by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased considerably.
However, it should be well remembered that a client with an eye issue may have other problems also. Frequently other physical conditions are main and affect the eye as a effect. The look of the eye can alert the doctor and the patient to problems in some disruptions of other parts of the body even before other signs provide themselves.
One's dependence on sight is emphasized when one faces a temporary or possible irreversible loss of this vital sense. When corrective steps are sought, specific types of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are bothered with the truth that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only distinction is that with this kind of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgery, the refractive mistakes in the cornea are completely changed. This can be done using an "excimer laser."
The main purpose of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling better the eye see 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 individuals need to know. Probably, the primary reason this kind of eye surgical treatment has become well accepted is due to the fact that many of its cases had succeeded.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is among the most delicate portions of the eye, the majority of people say that the operation can be really risky.
In other words, a basic error could practically cause an individual's lifetime loss of sight. It is important to think about numerous factors prior to choosing whether LASIK eye surgery is the right restorative procedure one has to go through.
2. It is not a perfect treatment
LASIK eye surgical treatment might remedy your vision however it does not always suggest that it can provide you a twenty-twenty. Even if analytical reports show that 70% of the patients might have 20/20 vision, this does not necessarily suggest they have ideal vision too.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the ideal eye surgical treatment the method the majority of individuals see it
Alternatively, the assessment of the structural part of the eye might be made in a number of ways. It ought to be well remembered that a client with an eye issue may have other problems. Often other physical conditions are primary and affect the eye as a effect. The appearance of the eye can signal the doctor and the patient to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Like its tangible equivalent, LASIK eye surgery is another form of vision correction.