The eye can be examined with relative ease as to both its function and its structure. A functional assessment 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 tested in numerous ways. The client might be asked to determine illuminated letter or things of varying sizes on exactly what is called the Snellen chart.
Alternatively, the assessment of the structural part of the eye might be made in numerous methods. Tension within the eyeball is measured by a "tonometer." In specific illness, particularly in glaucoma, the stress in the eyeball is increased significantly.
Nevertheless, it must be well bore in mind that a patient with an eye issue may have other problems also. Often other physical conditions are primary and affect the eye as a effect. The appearance of the eye can alert the client and the physician to troubles in some disturbances of other parts of the body even prior to other signs provide themselves.
As a result, one's dependence on sight is stressed when one deals with a possible or momentary irreversible loss of this important sense. For this reason, when corrective procedures are sought, certain forms of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are troubled with the reality that they have actually some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were established to encourage reduced utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgery is another form of vision correction. The only distinction is that news with this kind of surgery, one's vision is corrected completely.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. 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 called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must know. Most likely, the main factor why this kind of eye surgery has ended up being well accepted is because most of its cases had actually succeeded.
However, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgery involves the operation of the retina, which is among the most delicate parts of the eye, many people say that the operation can be extremely dangerous.
In other words, a simple error could practically trigger an person's life time loss of sight. It is essential to consider many aspects before deciding whether LASIK eye surgical treatment is the best corrective procedure one has to undergo.
2. It is not a ideal treatment
LASIK eye surgery may remedy your vision but it does not always indicate that it can provide you a perfect vision. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not always suggest they have ideal vision.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgical treatment the way the majority of people see it
On the other hand, the assessment of the structural part of the eye may be made in several ways. It needs to be well kept in mind that a patient with an eye problem might have other problems. Frequently other physical conditions are main and impact the eye as a effect. The look of the eye can notify the patient and the physician to problems in some disturbances of other parts of the body even before other symptoms present themselves.
Like its tangible counterpart, LASIK eye surgery is another form of vision correction.