The eye can be examined with relative ease regarding both its function and its structure. A practical evaluation includes the capability to move in 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 patient might be asked to determine illuminated letter or objects of differing sizes on what is referred to as the Snellen chart.
Alternatively, the assessment of the structural part of the eye may be made in numerous methods. Stress within the eyeball is determined by a "tonometer." In certain illness, especially in glaucoma, the stress in the eyeball is increased considerably.
Nevertheless, it must be well kept in mind that a patient with an eye issue might have other issues as well. Typically other physical conditions are primary and affect the eye as a repercussion. The look of the eye can inform the patient and the physician to problems in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Consequently, one's dependence on sight is stressed when one faces a possible or temporary long-term loss of this vital sense. Thus, when corrective steps are looked for, certain types of vision correction such as contact lenses or spectacles 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 surgeries were developed to encourage reduced usage 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 tangible counterpart, LASIK eye surgery is another form of vision correction. The only difference 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 changed. This can be done using an "excimer laser."
The primary function of this surgery is to create a threadlike, rounded "flap" in the cornea utilizing a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people need to know. Probably, the primary reason that this kind of eye surgery has actually ended up being well accepted is because the majority of its cases had succeeded.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Since LASIK eye surgery includes the operation of the retina, which is one of the most delicate portions of the eye, the majority of people say that the operation can be really risky.
In other words, a simple mistake could almost trigger an person's life time blindness. For this reason, it is crucial to think about numerous factors prior to choosing whether LASIK eye surgical treatment is the best corrective measure one needs to undergo.
2. It is not a best treatment
LASIK eye surgery may fix your vision however it does not always mean that it can give you a twenty-twenty. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not necessarily imply they have ideal vision also.
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 way many people view it
On the other hand, the evaluation of the structural part of the eye may be made in a number of ways. It ought to be well remembered that a patient with an eye problem may have other issues. Frequently other physical conditions are More Help primary and impact the eye as a effect. The look of the eye can alert the doctor and the client to problems in some disruptions of other parts of the body even prior to other signs present themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.