The eye can be analyzed with relative ease regarding both its function and its structure. A practical evaluation includes the ability to relocate the orbit and the response of the pupil to light and accommodation.
The function of the eye might be checked in several ways. The client might be asked to determine illuminated letter or objects of varying sizes on what is understood as the Snellen chart.
On the other hand, the examination of the structural part of the eye might be made in several methods. Tension within the eyeball is measured by a "tonometer." In certain diseases, particularly in glaucoma, the stress in the eyeball is increased markedly.
Nevertheless, it needs to be well bore in mind that a patient with an eye problem might have other problems also. Often other physical conditions are primary and affect the eye as a consequence. The look of the eye can alert the client and the doctor to troubles in some disturbances of other parts of the body even before other signs present themselves.
One's dependence on sight is highlighted when one faces a possible or short-term irreversible loss of this important sense. When corrective steps are looked for, specific kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are bothered with that they have 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. Among 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 surgical treatment is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is corrected completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done utilizing an "excimer laser."
The main purpose of this surgical treatment is to create a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that you can look here people should know. Probably, the main reason this kind of eye surgical treatment has become well accepted is since the majority of More about the author 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 sensitive part of the eye
Due to the fact that LASIK eye surgery includes the operation of the retina, which is one of the most delicate portions of the eye, many people say that the operation can be really dangerous.
In other words, a easy error could practically cause an person's lifetime loss of sight. For this reason, it is essential to consider many aspects before choosing whether LASIK eye surgery is the ideal restorative procedure one has to undergo.
2. It is not a best procedure
LASIK eye surgical treatment may fix your vision but it does not necessarily mean that it can offer you a twenty-twenty. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not necessarily indicate they have perfect vision as well.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical treatment the way the majority of individuals see it
On the other hand, the assessment of the structural part of the eye might be made in several ways. It needs to be well remembered that a patient with an eye problem may have other problems. Often other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can notify the client and the doctor to problems in some disturbances of other parts of the body even before other symptoms present themselves.
Like its straight from the source tangible equivalent, LASIK eye surgery is another kind of vision correction.