The eye can be analyzed with relative ease as to both its function and its structure. A practical evaluation includes the ability to move in the orbit and the response of the student to light and lodging.
The function of the eye may be tested in numerous methods. The patient might be asked to recognize illuminated letter or things of varying sizes on what is referred to as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in several methods. Tension within the eyeball is determined by a "tonometer." In certain diseases, particularly in glaucoma, the tension in the eyeball is increased markedly.
Nevertheless, it should be well kept in mind that a client with an eye problem may have other issues also. Typically other physical conditions are primary and impact the eye as a effect. The look of the eye can inform the client and the physician to problems in some disturbances of other parts of the body even prior to other symptoms present themselves.
One's dependence on sight is highlighted when one faces a possible or short-term permanent loss of this important sense. Hence, when corrective procedures are looked for, specific forms of vision correction such as contact lenses or eyeglasses are recommended.
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 reason, advanced surgeries were established to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only distinction is that with this type of surgery, one's vision is corrected completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade understood 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.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that people should know. Most likely, the primary reason this type of eye surgical treatment has actually ended up being well accepted is since the majority of its cases had been effective.
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 among the most delicate parts of the eye, many people say that the operation can be extremely risky.
To puts it simply, a basic mistake might almost cause an person's lifetime loss of sight. For this reason, it is essential to consider numerous elements prior to deciding whether LASIK eye surgical treatment is the ideal restorative measure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgical treatment may correct your vision but it does not always suggest that it can offer you a official statement ideal vision. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily suggest they have perfect vision also.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the ideal eye surgery the method many people see it
Alternatively, the evaluation of the structural part of the eye might be made in a number of methods. It must be well kept in mind that a patient with an eye issue might have other problems. Often other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can signal the doctor and the patient to problems in some disturbances of other parts of the body even before other signs provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction.