The eye can be examined with relative ease as to both its function and its structure. A functional examination consists of 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 several ways. The client may be asked to recognize 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 may be made in numerous ways. Stress within the eyeball is determined by a "tonometer." In specific illness, especially in glaucoma, the stress in the eyeball is increased considerably.
It must be well kept in mind that a patient with an eye problem might have other issues. Typically other physical conditions are main and affect the eye as a repercussion. The look of the eye can alert the physician and the patient to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
Consequently, one's dependence on sight is emphasized when one faces a short-term or possible long-term loss of this essential sense. When corrective procedures are sought, certain types of vision correction such as contact lenses or spectacles 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 surgical operations were developed to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgery is another kind of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done utilizing 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 appeal of LASIK eye surgical treatment, there are still disadvantages that individuals should know. Most likely, the primary reason that this type of eye surgical treatment has ended up being well accepted is since many of its cases had actually succeeded.
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
Since LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate portions of the eye, many people state that the operation can be very risky.
In other words, a easy mistake could practically trigger an individual's lifetime loss of sight. Thus, it is crucial to consider numerous aspects prior to deciding whether LASIK eye surgery is the ideal corrective step one needs to go through.
2. It is not a best treatment
LASIK eye surgery may remedy your vision but it does not necessarily suggest that it can provide you a twenty-twenty. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not always mean they have perfect vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgical treatment the method the majority of individuals view it
Conversely, the examination of the structural part of the eye might be made in a number of methods. It ought to be well kept in mind that a patient with an eye problem might have other problems. Often other physical conditions are main and page affect the eye as a repercussion. The appearance of the eye can alert the doctor and the patient to difficulties in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction.