The eye can be examined with relative ease as to both its function and its structure. A functional examination includes the ability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be evaluated in several methods. The client may be asked to determine illuminated letter or objects of differing sizes on exactly what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye might be made in a number of ways. Stress within the eyeball is determined by a "tonometer." In particular diseases, specifically in glaucoma, the stress in the eyeball is increased considerably.
It should be well kept in mind that a patient with an eye issue might have other problems. Frequently other physical conditions are main and affect the eye as a consequence. The look of the eye can notify the client and the doctor to troubles in some disruptions of other parts of the body even before other symptoms provide themselves.
One's dependence on sight is stressed when one deals with a momentary or possible permanent loss of this vital sense. Thus, when restorative steps are looked for, certain kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals 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 developed to motivate decreased utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another type of vision correction. The only distinction is that with this kind of surgical treatment, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary function of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade called "microkeratome." In a link series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that individuals must know. Probably, the primary reason that this kind of eye surgical treatment has become well accepted is due to the fact that the majority of its cases had been successful.
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
Due to the fact that LASIK eye surgery includes the operation of the retina, which is among the most delicate parts of the eye, many people state that the operation can be extremely dangerous.
In other words, a simple mistake might practically trigger an person's lifetime loss of sight. Thus, it is necessary to think about many factors before deciding whether LASIK eye surgical treatment is the ideal corrective measure one has to go through.
2. It is not a perfect treatment
LASIK eye surgery might fix your vision however it does not always mean that it can offer you a ideal vision. Even if analytical reports reveal that 70% of the patients might have 20/20 vision, this does not always indicate they have perfect vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect 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 several methods. It must be well kept in mind that a client with an eye problem might have other issues. Frequently other physical conditions are main and affect the eye as a consequence. The look of the eye can notify the doctor and the client to troubles in some disturbances of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another form here of vision correction.