The eye can be examined with relative ease regarding both its function and its structure. A functional assessment includes the ability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye might be tested in a number of ways. The client may be asked to recognize illuminated letter or items of differing sizes on what is understood as the Snellen chart.
Alternatively, the examination of the structural part of the eye may be made in several ways. Tension within the eyeball is measured by a "tonometer." In particular illness, especially in glaucoma, the stress in the eyeball is increased markedly.
However, it ought to be well bore in mind that a patient with an eye issue may have other problems too. Frequently other physical conditions are primary and affect the eye as a repercussion. The look of the eye can signal the client and the doctor to problems in some disturbances of other parts of the body even before other symptoms present themselves.
One's dependence on sight is highlighted when one faces a momentary or possible long-term loss of this vital sense. Hence, when restorative procedures are looked for, specific forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are troubled with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed 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 counterpart, LASIK eye surgery is another kind of vision correction. The only difference is that with this kind of surgery, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The main purpose of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting 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 people need to know. Most likely, the main factor read why this type of eye surgical treatment has become well accepted is because many of its cases had actually succeeded.
However, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment includes the operation of the retina, which is among the most sensitive portions of the eye, a lot of people state that the operation can be really dangerous.
Simply puts, a easy error could almost cause an person's lifetime blindness. It is essential to consider many factors before deciding whether LASIK eye surgery is the ideal restorative measure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgery may remedy your vision but it does not always imply that it can provide you a best vision. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily mean they have ideal vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the ideal eye surgery the method most individuals view it
On the other hand, the evaluation of the structural part of the eye may be made in several ways. It ought to be well remembered that a client with an eye issue may have other problems. Often other physical conditions are primary and impact the eye as a effect. The look of the eye can signal the client and the doctor to difficulties in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgery is another type of vision correction.