The eye can be analyzed with relative ease as to both its function and its structure. A functional assessment consists of the ability to relocate the orbit and the reaction 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 items of varying sizes on exactly what is called the Snellen chart.
On the other hand, the evaluation of the structural part of the eye may be made in numerous ways. Stress within the eyeball is determined by a "tonometer." In specific diseases, specifically in glaucoma, the stress in the eyeball is increased significantly.
However, it needs to be well bore in mind that a client with an eye problem may have other issues also. Often other physical conditions are main and impact the eye as a repercussion. The look of the eye can notify the doctor and the client to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Consequently, one's dependence on sight is emphasized when one deals with a short-term or possible irreversible loss of this vital sense. Hence, when corrective steps are sought, specific types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to motivate reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction. The only distinction is that with this type of surgery, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgery is to develop a threadlike, rounded "flap" in the cornea utilizing a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, allowing much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must understand. Probably, the main reason that this kind of eye surgery has actually ended up being well accepted is because the majority of its cases had achieved success.
Nevertheless, 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
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, a lot of people state that the operation can be really risky.
To puts it simply, a simple mistake could practically trigger an individual's lifetime loss of sight. Hence, it is essential to consider many elements prior to deciding whether LASIK eye surgery is the best restorative measure one has 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 too.
Provided 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 the majority of individuals see it
On the other hand, the evaluation of the structural part of the eye might official statement be made in a number of ways. It ought to be well remembered that a client with an eye issue might have other issues. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can inform the patient and the physician to difficulties in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction.