The eye can be examined with relative ease regarding both its function and its structure. A practical examination consists of the ability to move in the orbit and the response of the student to light and lodging.
The function of the eye may be tested in numerous ways. The client may be asked to recognize illuminated letter or items of varying sizes on exactly what is known as the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in a number of methods. Stress within the eyeball is measured by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased significantly.
It should be well kept in mind that a client with an eye problem may have other issues. Often other physical conditions are primary and impact the eye as a consequence. The look of the eye can alert the client and the physician to troubles in some disruptions of other parts of the body even prior to other signs present themselves.
Consequently, one's reliance on sight is emphasized when one deals with a possible or short-lived permanent loss of this essential sense. When corrective steps are sought, certain types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgical treatment is another type of vision correction. The only distinction is that with this type of surgery, one's vision is corrected completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The main function of this surgical treatment 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, enabling better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle visite site of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people must understand. Probably, the primary reason that this kind of eye surgery has ended up being well accepted is since most of its cases had actually succeeded.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment includes 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 dangerous.
Simply puts, a simple error might almost trigger an individual's lifetime loss of sight. It is essential to think about many aspects prior to deciding whether LASIK eye surgery is the right corrective procedure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgery may fix your vision but it does not necessarily imply that it can provide you a twenty-twenty. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always suggest they have ideal 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 surgery the method the majority of people view it
Conversely, the examination of the structural part of the eye may be made in several methods. It needs to be well kept in mind that a client with an eye issue might have other problems. Often other physical conditions are main and affect the eye as a effect. The look of the eye can inform the client and the physician to problems in some disruptions of other parts of the body even before other signs provide themselves.
Like its tangible counterpart, LASIK eye surgery is another form of vision correction.