The eye can be examined with relative ease as to both its function and its structure. A functional examination consists of the ability to move in the orbit and the reaction of the student to light and lodging.
The function of the eye might be evaluated in a number of methods. The client might be asked to identify illuminated letter or objects of varying 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 several methods. Tension within the eyeball is measured by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased significantly.
It needs to be well kept in mind that a patient with an eye problem may have other issues. Typically other physical conditions are primary and affect the eye as a repercussion. The look of the eye can alert the patient and the doctor to problems in some disruptions of other parts of the body even prior to other signs provide themselves.
Subsequently, one's reliance on sight is stressed when one faces a momentary or possible irreversible loss of this vital sense. Thus, when restorative measures are sought, certain forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to encourage decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction. The only difference is that with this kind of surgery, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently changed. This can be done using an "excimer laser."
The main purpose of this surgery is to develop a threadlike, rounded "flap" in the cornea utilizing a blade understood 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.
Appeal vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people should understand. Probably, the primary factor why this kind of eye surgery has become well accepted is since most of its cases had actually been effective.
However, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Since LASIK eye surgery includes the operation of the retina, which is one of the most sensitive parts of the eye, many people say that the operation can be very risky.
In other words, a simple mistake might almost cause an person's lifetime blindness. Hence, it is essential to think about many click here now aspects before choosing whether LASIK eye surgical treatment is the ideal corrective step one Continued has to go through.
2. It is not a best treatment
LASIK eye surgical treatment might fix your vision but it does not necessarily indicate that it can give you a twenty-twenty. Even if statistical reports show that 70% of the clients may 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 always be the perfect eye surgery the way many individuals view it
Alternatively, the evaluation of the structural part of the eye may be made in several methods. It ought to be well remembered that a client with an eye issue may have other problems. Often other physical conditions are main and affect the eye as a consequence. The appearance of the eye can inform the patient and the doctor to difficulties in some disruptions of other parts of the body even before other signs provide themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another type of vision correction.