The eye can be analyzed with relative ease as to 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 checked in a number of methods. The client may be asked to identify illuminated letter or items of differing sizes on what is understood as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye may be made in a number of ways. Stress within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the stress in the eyeball is increased markedly.
However, it ought to be well remembered that a patient with an eye problem might have other issues as well. Typically other physical conditions are primary and affect the eye as a consequence. 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 signs provide themselves.
One's dependence on sight is highlighted when one deals with a possible or short-term permanent loss of this essential sense. Thus, when corrective steps are sought, particular kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are bothered with the truth that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to encourage reduced utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete 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 completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently transformed. This can be done utilizing an "excimer laser."
The primary purpose of this surgery is to create a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals should know. Most likely, the primary factor why this kind of eye surgery has actually ended up being well accepted is since most of its cases had achieved success.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Since LASIK eye surgical treatment involves the operation of the retina, which is among the most delicate parts of the eye, the majority of people say that the operation can be extremely risky.
To puts it simply, a simple error could practically trigger an person's lifetime blindness. Thus, it is essential to consider many factors before deciding whether LASIK eye surgery is the best restorative step one has to go through.
2. It is not a ideal treatment
LASIK eye surgery might correct your vision but it does not always imply that it can provide you a perfect vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not always indicate they have perfect vision.
Provided all these things, it can be deduced that, in spite official statement of the popularity of the operation, LASIK might not always be the perfect eye surgical treatment the way the majority of people see it
Conversely, the assessment of the structural part of the eye may be made in numerous ways. It must be well remembered that a patient with an eye problem might have other problems. Often other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the physician and the patient to troubles in some disruptions 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.