The eye can be examined with relative ease regarding both its function and its structure. A practical examination 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 a number of methods. The client may be asked to identify illuminated letter or objects of differing sizes on exactly what is referred to as the Snellen chart.
On the other hand, the evaluation of the structural part of the eye might be made in several ways. Stress within the eyeball is measured by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased markedly.
Nevertheless, it ought to be well bore in mind that a patient with an eye problem may have other problems also. Frequently other physical conditions are main and affect the eye as a repercussion. The look of the eye can alert the client and the physician to problems in some disruptions of other parts of the body even before other symptoms present themselves.
Consequently, one's reliance on sight is stressed when one faces a possible or temporary permanent loss of this crucial sense. For this reason, when restorative procedures are sought, certain types of vision correction such as contact lenses or glasses are recommended.
On the other hand, some individuals are troubled with the fact that they have 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 surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgical treatment is another type 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 mistakes in the cornea are completely transformed. This can be done using an "excimer laser."
The main function of this surgical treatment is to create 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 finally reformed, allowing better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must understand. Probably, the primary reason why this kind of eye surgery has actually become well accepted is due to the fact that the majority of its cases had actually succeeded.
Nevertheless, in spite of its success, there are still some drawbacks. 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, many people state that the operation can be very dangerous.
In other words, a easy mistake could practically trigger an person's lifetime blindness. Hence, it is essential to think about many elements prior to choosing whether LASIK eye surgery is the best restorative procedure one has to undergo.
2. It is not a perfect procedure
LASIK eye surgery may fix your vision however it does not always suggest that it can offer you a perfect vision. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always mean they have ideal vision.
Offered all these things, it can be deduced that, in spite go of the appeal of the operation, LASIK might not constantly be the ideal eye surgery the way the majority of people view it
Conversely, the examination of the structural part of the eye might be made in numerous methods. It must be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are main and affect the eye as a consequence. The look of the eye can signal the doctor and the client to difficulties in some disturbances of other parts of the body even before other signs provide themselves.
Like its tangible counterpart, LASIK eye surgery is another kind of vision correction.