The eye can be analyzed with relative ease regarding both its function and its structure. A functional evaluation consists of the capability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be checked in numerous methods. The client may be asked to recognize illuminated letter or things of varying sizes on exactly what is understood as the Snellen chart.
Conversely, the examination of the structural part of the eye might be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased significantly.
However, it needs to be well remembered that a patient with an eye problem might have other issues also. Often other physical conditions are primary and affect the eye as a repercussion. The look of the eye can inform the client and the doctor to difficulties in some disturbances of other parts of the body even before other symptoms provide themselves.
Subsequently, one's reliance on sight is emphasized when one faces a temporary or possible long-term loss of this essential sense. Thus, when corrective measures are sought, particular types of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are troubled with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to motivate decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this kind of surgical treatment, one's vision is corrected permanently.
With LASIK eye surgery, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that individuals must know. Probably, the primary reason this kind of eye surgery has ended up being well accepted is due to the fact that many of its cases other had been successful.
However, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Since LASIK eye surgery involves the operation of the retina, which is one of the most delicate parts of the eye, many people say that the operation can be very risky.
To puts it simply, a simple error might practically cause an person's life time loss of sight. It is essential to think about numerous aspects prior to deciding whether LASIK eye surgical treatment is the ideal restorative step one has to undergo.
2. It is not a best procedure
LASIK eye surgery may remedy your vision but it does not always indicate that it can give you a best vision. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not always indicate they have ideal vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the perfect eye surgical treatment the way most people see it
On the other hand, the evaluation of the structural part of the eye may be made in a number of ways. It ought to be well remembered that a patient with an eye problem might have other problems. Often other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the patient and the physician to difficulties in some disruptions of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgery is another form of vision correction.