The eye can be examined with relative ease regarding both its function and its structure. A functional evaluation includes 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 a number of methods. The client might be asked to identify illuminated letter or objects of varying sizes on what is referred to as the Snellen chart.
Alternatively, the examination of the structural part of the eye may be made in several ways. Tension within the eyeball is measured by a "tonometer." In certain diseases, specifically in glaucoma, the stress in the eyeball is increased considerably.
It must be well remembered that a patient with an eye problem might have other problems. Often other physical conditions are main and impact the eye as a repercussion. The appearance of the eye can inform the client and the doctor to difficulties in some disturbances of other parts of the body even prior to other symptoms present themselves.
One's reliance on sight is stressed when one deals with a short-term or possible long-term loss of this crucial sense. When restorative procedures are sought, specific types of vision correction such as contact lenses or glasses are recommended.
On the other hand, some people are troubled with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to encourage decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only difference is that with this type of surgery, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely 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 understood 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 surgical treatment, there are still disadvantages that individuals should know. Probably, the primary reason this kind of eye surgical treatment has actually ended up being well accepted is due to the fact that many of its cases had actually succeeded.
However, in spite of its success, there are still some drawbacks. 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 surgical treatment involves the operation of the retina, which is one of the most delicate portions of the eye, the majority of people state that the operation can be really risky.
Simply puts, a easy error might practically trigger an person's lifetime blindness. Thus, it is essential to consider lots of elements before choosing whether LASIK eye surgery is the right restorative measure one needs to go through.
2. It is not a best procedure
LASIK eye surgical treatment might correct your vision however it does not always indicate that go it can give you a twenty-twenty. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not always imply they have perfect vision as well.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the ideal eye surgical treatment the way the majority of people see it
Conversely, the examination of the structural part of the eye may be made in numerous ways. It needs to be well remembered that a patient with an eye issue might have other issues. Often other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can alert the client and the physician to troubles in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.