The eye can be analyzed with relative ease regarding both its function and its structure. A practical evaluation consists of the capability to relocate the orbit and the response of the student to light and accommodation.
The function of the eye might be evaluated in a number of methods. The client may be asked to identify illuminated letter or objects of differing sizes on exactly what is understood as 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 illness, specifically in glaucoma, the stress in the eyeball is increased significantly.
Nevertheless, it ought to be well kept in mind that a client with an eye problem might have other issues also. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the doctor and the client to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
As a result, one's dependence on sight is stressed when one deals with a possible or momentary long-term loss of this crucial sense. Hence, when restorative measures are looked for, particular kinds of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed to encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgery is another kind of vision correction. The only distinction is that with this kind of surgical treatment, one's vision is remedied permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The primary purpose of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that individuals should know. Most likely, the primary reason that this type of eye surgery has ended up being well accepted is since many of its cases had succeeded.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most delicate part of the eye
Because LASIK eye surgery includes the operation of the retina, which is one of the most sensitive parts of the eye, many people say that the operation can be very dangerous.
Simply puts, a basic error might practically cause an individual's life time blindness. For this reason, it is essential to think about many elements prior to deciding whether LASIK eye surgery is the best corrective measure one needs to undergo.
2. It is not a perfect procedure
LASIK eye surgery might correct your vision however it does not always indicate that straight from the source it can provide you a twenty-twenty. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not always suggest they have ideal vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical treatment the way the majority of people see it
Conversely, the evaluation of the structural part of the eye might be made in numerous methods. It needs to be well kept in mind that a patient with an eye issue may have other problems. Frequently other physical conditions are main and impact the eye as a consequence. The look of the eye can signal the client and the physician to troubles in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.