The eye can be examined with relative ease as to both its function and its structure. A practical evaluation consists of the capability to move in the orbit and the response of the student to light and lodging.
The function of the eye may be checked in several methods. The patient may be asked to determine illuminated letter or things of differing sizes on what is called the Snellen chart.
On the other hand, the evaluation of the structural part of the eye may be made in several ways. Tension within the eyeball is measured by a "tonometer." In certain illness, specifically in glaucoma, the stress in the eyeball is increased markedly.
Nevertheless, it needs to be well bore in mind that a client with an eye issue might have other problems as well. Typically other physical conditions are primary and impact the eye as a repercussion. The look of the eye can signal the patient and the doctor to problems in some disruptions of other parts of the body even before other signs present themselves.
Consequently, one's dependence on sight is emphasized when one faces a possible or short-lived permanent loss of this essential sense. When restorative measures are looked for, specific types of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are troubled with that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were established to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery 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 type of surgical treatment, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The main function of this surgery is to develop 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, enabling much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that individuals must understand. Probably, the primary reason that this type of eye surgical treatment has become well accepted is due to the fact that many of its cases had actually achieved success.
Nevertheless, 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
Since LASIK eye surgery involves the operation of the retina, which is among the most delicate portions of the eye, a lot of people say that the operation can be really dangerous.
In other words, a basic mistake might almost cause an person's life time loss of sight. For this reason, it is essential to consider numerous aspects before useful site deciding whether LASIK eye surgical treatment is the ideal corrective step one needs to undergo.
2. It is not a best procedure
LASIK eye surgical treatment may remedy your vision however it does not always indicate that it can give you a perfect vision. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not necessarily imply they have ideal vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgical treatment the method most people view it
Conversely, the examination of the structural part of the eye may be made in several methods. It needs to be well kept in mind that a patient with an eye problem may have other problems. Typically other physical conditions are primary and impact the eye as a repercussion. The look of the eye can alert the client and the physician to difficulties in some disruptions of other parts of the body even prior to other signs present themselves.
Like its tangible equivalent, LASIK eye surgery is another form of vision correction.