The eye can be examined with relative ease as to both its function and its structure. A practical evaluation includes the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be tested in a number of ways. The client might be asked to determine illuminated letter or items of differing sizes on exactly what is referred to as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in several ways. Stress within the eyeball is determined by a "tonometer." In certain diseases, specifically in glaucoma, the stress in the eyeball is increased noticeably.
It must be well kept in mind that a client with an eye problem may have other issues. Typically other physical conditions are main and impact the eye as a repercussion. The look of the eye can signal the client and the doctor to difficulties in some disturbances of other parts of the body even prior to other symptoms present themselves.
One's reliance on sight is highlighted when one faces a possible or short-term irreversible loss of this important sense. Hence, when corrective steps are looked for, certain types of vision correction such as contact lenses or glasses are recommended.
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 factor, advanced surgical operations were established to motivate reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, 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 distinction is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The main function of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea utilizing a blade understood as "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.
Popularity vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that people need to know. Probably, the primary reason that this type of eye surgical treatment has actually become well accepted is because many of its cases had succeeded.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an company website operation used to the most delicate part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is among the most sensitive portions of the eye, most individuals say that the operation can be very risky.
In other words, a basic error could almost cause an person's lifetime blindness. It is important to consider numerous factors before choosing whether LASIK eye surgical treatment is the ideal restorative step one has to go through.
2. It is not a ideal procedure
LASIK eye surgical treatment may correct your vision however it does not necessarily suggest that it can provide you a perfect vision. Even if analytical reports reveal that 70% of the patients might have 20/20 vision, this does not always mean they have ideal vision also.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the perfect eye surgery the way the majority of people see it
On the other hand, the evaluation of the structural part of the eye might be made in several methods. It should be well remembered that a patient with an eye issue may have other issues. Frequently other physical conditions are primary and affect the eye as a consequence. The look of the eye can alert the patient and the doctor to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another form of vision correction.