The eye can be analyzed with relative ease regarding both its function and its structure. A practical assessment consists of the ability to relocate 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 things of varying sizes on what is called the Snellen chart.
On the other hand, the evaluation of the structural part of the eye might be made in several ways. Tension within the eyeball is measured by a "tonometer." In particular diseases, especially in glaucoma, the stress in the eyeball is increased markedly.
Nevertheless, it needs to be well kept in mind that a client with an eye issue might have other problems also. Often other physical conditions are main and impact the eye as a effect. The appearance of the eye can notify the doctor and the patient to problems in some disturbances of other parts of the body even prior to other signs present themselves.
Consequently, one's dependence on sight is stressed when one deals with a short-term or possible permanent loss of this crucial sense. Thus, when restorative steps are looked for, certain 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 reason, advanced surgical operations were developed to motivate decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The main purpose of this surgery is to develop 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 lastly reformed, enabling 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 individuals must understand. Probably, the primary reason that this type of eye surgical treatment has ended up being well accepted is because the majority of its cases had been effective.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used visit the site to the most delicate part of the eye
Because LASIK eye surgical treatment includes the operation of the retina, which is among the most delicate portions of the eye, most people say that the operation can be really dangerous.
Simply puts, a basic error could almost cause an individual's life time loss of sight. Hence, it is very important to think about lots of elements prior to deciding whether LASIK eye surgery is the ideal corrective procedure one has to undergo.
2. It is not a best procedure
LASIK eye surgical treatment might fix your vision however it does not always mean that it can give you a perfect vision. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not necessarily mean they have ideal vision.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgical treatment the way many people view it
Alternatively, the evaluation of the structural part of the eye may be made in a number of ways. It should be well kept in mind that a patient with an eye problem may have other issues. Frequently other physical conditions are primary and impact the eye as a effect. The appearance of the eye can notify the patient and the doctor to troubles in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete equivalent, LASIK eye surgery is another kind of vision correction.