The eye can be examined with relative ease regarding both its function and its structure. A functional assessment consists of the capability to relocate the orbit and the reaction 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 recognize illuminated letter or items of differing sizes on what is understood as the Snellen chart.
On the other hand, the examination of the structural part of the eye might be made in a number of methods. Tension within the eyeball is measured by a "tonometer." In specific illness, especially in glaucoma, the tension in the eyeball is increased noticeably.
It needs to be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye can signal the doctor and the client to difficulties in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Consequently, one's dependence on sight is stressed when one deals with a momentary or possible irreversible loss of this crucial sense. For this reason, when corrective procedures are sought, specific forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are bothered with 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 usage of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Generally, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only difference is that with this type of surgery, one's vision is remedied completely.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The main 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 finally reformed, enabling 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 understand. Most likely, the main reason that this type of eye surgical treatment has actually become well accepted is because many of its cases had been successful.
In spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is one of the most sensitive portions of the eye, the majority of people state that the operation can be extremely dangerous.
To puts it simply, a easy mistake could nearly trigger an individual's lifetime loss of sight. It is essential to think about many elements prior to deciding whether LASIK eye surgical treatment is the right corrective step one has to undergo.
2. It is not a perfect procedure
LASIK eye surgical treatment might fix your vision however it does not always suggest that it can give you a twenty-twenty. Even if analytical his response reports reveal that 70% of the clients may have 20/20 vision, this does not always indicate they have perfect vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the ideal eye surgery the way many people see it
Alternatively, the assessment of the structural part of the eye might be made in several methods. It needs to be well kept in mind that a patient with an eye issue might have other issues. Frequently other physical conditions are main and affect the eye as a consequence. The look of the eye can inform the physician and the client to difficulties in some disruptions of other parts of the body even before other signs provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction.