The eye can be analyzed with relative ease as to both its function and its structure. A functional assessment includes the ability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be evaluated in several methods. The client might be asked to recognize illuminated letter or things of differing sizes on what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye might be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In particular illness, especially in glaucoma, the stress in the eyeball is increased noticeably.
Nevertheless, it must be well kept in mind that a patient with an eye problem may have other issues as well. Often other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can signal the patient and the doctor to problems in some disruptions of other parts of the body even prior to other symptoms provide themselves.
As a result, one's reliance on sight is emphasized when one deals with a momentary or possible long-term loss of this vital sense. Hence, when corrective measures are looked for, particular kinds of vision correction such as contact lenses or glasses are recommended.
On the other hand, some people are bothered with the fact 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 decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the short-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 kind of surgical treatment, one's vision is fixed completely.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The primary function of this surgery 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, permitting much 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 understand. Probably, the main reason why this type 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 used to the most sensitive part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most delicate parts of the eye, the majority of people state that the operation can be extremely dangerous.
Simply puts, a basic error might almost trigger an person's lifetime loss of sight. Thus, it is essential to think about numerous aspects before deciding whether LASIK eye surgical treatment is the right restorative measure one has to go through.
2. It is not a ideal procedure
LASIK eye surgery may fix your vision link however it does not always mean that it can offer you a perfect vision. Even if statistical reports reveal that 70% of the clients might have 20/20 vision, this does not necessarily mean they have perfect vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgery the method many people see it
Alternatively, 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 might have other problems. Typically other physical conditions are main and affect the eye as a effect. The appearance of the eye can notify the physician and the patient to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its tangible equivalent, LASIK eye surgery is another form of vision correction.