The eye can be examined with relative ease as to both its function and its structure. A practical evaluation includes the capability to relocate the orbit and the response of the student to light and accommodation.
The function of the eye might be checked in a number of ways. The client might be asked to determine illuminated letter or things of varying sizes on what is referred to as the Snellen chart.
On the other hand, the evaluation of the structural part of the eye might be made in several methods. Tension within the eyeball is measured by a "tonometer." In particular diseases, especially in glaucoma, the tension in the eyeball is increased significantly.
However, it needs to be well bore in mind that a patient with an eye problem might have other problems also. Typically other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can notify the physician and the client to difficulties in some disruptions of other parts of the body even before other signs provide themselves.
One's reliance on sight is highlighted when one deals with a possible or short-term permanent loss of this important sense. When corrective measures are sought, certain forms of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some people are troubled with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only distinction 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 changed. This can be done utilizing an "excimer laser."
The main function of this surgical treatment 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, allowing much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that individuals must know. Most likely, the primary reason why this kind of eye surgery has ended up being well accepted is since many of its cases had actually succeeded.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to link the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment involves the operation of the retina, which is one of the most sensitive portions of the eye, many people say that the operation can be extremely dangerous.
In other words, a simple mistake could almost trigger an individual's life time loss of sight. For this reason, it is necessary to think about many elements prior check that to choosing whether LASIK eye surgical treatment is the right corrective step one needs to go through.
2. It is not a perfect procedure
LASIK eye surgical treatment might remedy your vision however it does not always mean that it can provide you a twenty-twenty. Even if analytical reports reveal that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision as well.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgery the way many people see it
Conversely, the evaluation of the structural part of the eye might be made in numerous methods. It needs to be well remembered that a patient with an eye problem might have other issues. Typically other physical conditions are main and impact the eye as a repercussion. The look of the eye can alert the physician and the client to problems in some disturbances of other parts of the body even before other signs provide themselves.
Like its tangible equivalent, LASIK eye surgery is another kind of vision correction.