The eye can be analyzed with relative ease regarding both its function and its structure. A practical evaluation includes the capability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in numerous ways. The client may be asked to identify illuminated letter or objects of differing sizes on what is known as the Snellen chart.
Conversely, the assessment of the structural part of the eye may be made in numerous methods. Tension within the eyeball is measured by a "tonometer." In specific diseases, especially in glaucoma, the stress in the eyeball is increased noticeably.
It ought to be well kept in mind that a client with an eye issue might have other problems. Frequently other physical conditions are primary and affect the eye as a consequence. The look of the eye can inform the client and the physician to difficulties in some disruptions of other parts of the body even prior to other signs provide themselves.
One's reliance on sight is highlighted when one deals with a short-term or possible long-term loss of this essential sense. When restorative procedures are sought, certain forms of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some individuals are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were developed to encourage decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another kind of vision correction. The only difference is that with this type of about his surgical treatment, one's vision is remedied completely.
With LASIK eye surgery, the refractive mistakes in the cornea are completely transformed. 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 referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling 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 should know. Probably, the primary reason that this type of eye surgical treatment has ended up being well accepted is because the majority of its cases had been effective.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Because LASIK eye surgery involves the operation of the retina, which is one of the most sensitive portions of the eye, the majority of people say that the operation can be extremely risky.
To puts it simply, a simple error might almost cause an individual's life time loss of sight. Hence, it is crucial to think about many elements prior to choosing whether LASIK eye surgery is the right restorative procedure one needs to undergo.
2. It is not a ideal procedure
LASIK eye surgical treatment might correct your vision but it does not always indicate that it can give you a twenty-twenty. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not always suggest they have ideal vision.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the ideal eye surgery the way many individuals see it
On the other hand, the evaluation of the structural part of the eye might be made in numerous methods. It must be well remembered that a patient with an eye problem may have other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The look of the eye can signal the physician and the client to difficulties in some disturbances of other parts of the body even prior to other symptoms present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.