The eye can be analyzed with relative ease regarding both its function and its structure. A practical assessment includes the ability to move in the orbit and the reaction of the student to light and lodging.
The function of the eye might be checked in a number of methods. The client may be asked to recognize illuminated letter or things of varying sizes on what is referred to as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye may be made in a number of ways. Stress within the eyeball is measured by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased noticeably.
It should be well kept in mind that a patient with an eye problem may have other problems. Often other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can alert the patient and the physician to problems in some disruptions of other parts of the body even before other symptoms provide themselves.
Consequently, one's dependence on sight is stressed when one faces a short-lived or possible permanent loss of this essential sense. When corrective procedures are sought, specific types of vision correction such as contact lenses or glasses are recommended.
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 factor, advanced surgical operations were developed to encourage reduced usage of contact lenses or glasses. One of 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 counterpart, LASIK eye surgery is another type of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. 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 utilizing 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
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that individuals must understand. Most likely, the main reason that this type of eye surgical treatment has ended up being well accepted is because most of its cases had actually been effective.
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
Since 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 extremely risky.
To puts it simply, a basic mistake might almost cause an person's lifetime loss of sight. It is important to think about lots of factors before choosing whether LASIK eye surgical treatment is the right corrective step one has to go through.
2. It is not a perfect procedure
LASIK eye surgery may remedy your vision however it does not always suggest that it can provide helpful hints you a twenty-twenty. Even if analytical reports show that 70% of the patients might have 20/20 vision, this does not necessarily imply they have ideal vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgery the way many people view it
Alternatively, the evaluation of the structural part of the eye might be made in numerous methods. It needs to be well kept in mind that a patient with an eye issue may have other issues. Frequently other physical conditions are main and impact the eye as a repercussion. The appearance of the eye can notify the patient and the physician to troubles in some disruptions of other parts of the body even before other signs provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction.