The eye can be examined with relative ease as to both its function and its structure. A practical assessment consists of the ability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye may be evaluated in a number of ways. The client may be asked to determine illuminated letter or items of differing sizes on what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye might be made in numerous ways. Tension within the eyeball is determined by a "tonometer." In particular illness, particularly in glaucoma, the tension in the eyeball is increased significantly.
However, it should be well kept in mind that a client with an eye problem may have other issues too. Frequently other physical conditions are main and impact the eye as a effect. The appearance of the eye can notify the physician and the patient to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
One's reliance on sight is stressed when one faces a momentary or possible irreversible loss of this vital sense. When restorative measures are sought, certain forms of vision correction such as contact lenses or glasses 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 factor, advanced surgeries were developed to encourage decreased utilization of contact lenses or glasses. One of 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 counterpart, LASIK eye surgical treatment is another form of vision correction. The only distinction is that with this type of surgery, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The primary function of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that people need to know. Probably, the primary reason why this kind of eye surgical treatment has actually become well accepted is because the majority of its cases had achieved success.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Since LASIK eye surgical treatment involves the operation of the retina, which is among the most delicate portions of the eye, many people state that the operation can be extremely risky.
To puts it simply, a basic error could nearly trigger internet an individual's lifetime blindness. It is essential to think about numerous factors prior to choosing whether LASIK eye surgery is the best restorative procedure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgery may fix your vision but it does not always suggest that it can offer you a twenty-twenty. Even if analytical reports show that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision as well.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the ideal eye surgical treatment the way the majority of people view it
On the other hand, the evaluation of the structural part of the eye may be made in numerous ways. It needs to be well remembered that a client with an eye issue might have other issues. Often other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can inform the doctor and the patient to problems in some disruptions of other parts of the body even prior to other symptoms present themselves.
Like its concrete equivalent, LASIK eye surgery is another form of vision correction.