The eye can be analyzed with relative ease regarding both its function and its structure. A practical assessment consists of the ability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be tested in a number of ways. The client may be asked to recognize illuminated letter or items of varying sizes on what is referred to as the Snellen chart.
On the other hand, the assessment of the structural part of the eye might be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased noticeably.
It needs to be well remembered that a patient with an eye issue may have other problems. Typically other physical conditions are main and impact the eye as a effect. The look of the eye can inform the client and the doctor to troubles in some disruptions of other parts of the body even before other symptoms present themselves.
Subsequently, one's dependence on sight is emphasized when one faces a short-lived or possible permanent loss of this essential sense. Hence, when corrective steps are looked for, certain kinds of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were developed to motivate reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, 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 kind of surgery, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary function of this surgical treatment is to create a threadlike, rounded "flap" in the cornea utilizing a blade understood as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must know. Most likely, the main reason this kind of eye surgery has become well accepted is due to the fact that the majority of its cases had been successful.
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
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most delicate portions of the eye, most individuals say that the operation can be very dangerous.
Simply puts, a simple error could almost cause an person's lifetime loss of sight. It is important to consider numerous aspects prior to choosing whether LASIK eye surgical treatment is the right corrective measure one has to undergo.
2. It is not a perfect procedure
LASIK eye surgery may fix your vision but it does not always imply that it can give you a best vision. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not always mean they have perfect vision.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the ideal eye surgery the way many people view it
Conversely, the evaluation of the structural part of the eye might be made in a number of ways. It ought to be well remembered that a client with an eye problem might have other issues. Frequently other physical conditions explanation are primary and affect the eye as a consequence. The appearance of the eye can signal the patient and the physician to problems in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.