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 tested in numerous ways. The client may be asked to recognize illuminated letter or items of varying sizes on exactly what is called the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in several methods. Stress within the eyeball is measured by a "tonometer." In particular diseases, specifically in glaucoma, the tension in the eyeball is increased noticeably.
However, it must be well remembered that a patient with an eye issue might have other problems also. Frequently other physical conditions are main and impact the eye as a consequence. The appearance of the eye can signal the doctor and the patient to problems in some disruptions of other parts of the body even prior to other signs provide themselves.
Consequently, one's dependence on sight is highlighted when one deals with a temporary or possible long-term loss of this essential sense. For this reason, when restorative measures are sought, specific types of vision correction such as contact lenses or glasses are recommended.
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 surgeries were developed to motivate decreased utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another kind of vision correction. The only distinction is that with this type of surgery, one's vision is remedied completely.
With LASIK eye surgery, 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 develop a threadlike, rounded "flap" in the cornea using a blade understood as "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 people need to know. Most likely, the main reason this type of eye surgical treatment has become well accepted is due to the fact that most of its cases had been effective.
In spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment involves the operation of the retina, which is among the most sensitive portions of the eye, most people state that the operation can be very risky.
To puts it simply, a basic mistake might practically trigger an individual's lifetime loss of sight. It is crucial to consider numerous factors prior to deciding whether LASIK eye surgical treatment is the best corrective step one has to go through.
2. It is not a perfect treatment
LASIK eye surgical treatment may fix your vision however it does not always mean that it can give you a ideal vision. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily mean they have perfect vision.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the ideal eye surgery the way the majority of people see it
Alternatively, the assessment of the structural part of the eye might be made in a number of methods. It must be well kept in mind that link a patient with an eye problem might have other issues. Typically other physical conditions are main and affect the eye as a consequence. The look of the eye can inform the doctor and the client to problems in some disturbances of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgery is another kind of vision correction.