The eye can be analyzed with relative ease regarding both its function and its structure. A practical examination consists of the capability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be checked in a number of methods. The patient might be asked to identify illuminated letter or things of differing sizes on what is known as the Snellen chart.
On the other hand, the assessment of the structural part of the eye may be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased noticeably.
It should be well kept in mind that a client with an eye issue might have other issues. Typically other physical conditions are main and affect the eye as a consequence. The look of the eye can signal the physician and the client to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
Consequently, one's dependence on sight is emphasized when one deals with a momentary or possible permanent loss of this vital sense. Hence, when restorative measures are looked for, certain kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are troubled with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only distinction is that with this kind of surgery, one's vision is fixed completely.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to create a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people must know. Most likely, the main reason this type of eye surgery has become well accepted is since the majority of its cases had been successful.
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
Because LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate parts of the eye, many people say that the operation can be really dangerous.
To puts it simply, a easy error might practically cause an person's lifetime loss of sight. Thus, it is essential to consider numerous elements before deciding whether LASIK eye surgery is the best corrective step one has to undergo.
2. It is not a perfect procedure
LASIK eye surgery may remedy your vision however it does not necessarily imply that it can provide you a ideal vision. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not necessarily suggest they have ideal vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgical treatment the method many people see it
Alternatively, the evaluation of the structural part of the eye might be made in several ways. It must be well kept in mind that a client with an eye problem might have my company other issues. Frequently other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can signal the patient and the physician to difficulties in some disturbances of other parts of the body even prior to other signs provide themselves.
Like its concrete equivalent, LASIK eye surgery is another type of vision correction.