The eye can be analyzed with relative ease as to both its function and its structure. A functional assessment 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 evaluated in several methods. The patient might be asked to determine illuminated letter or objects of differing sizes on what is understood as the Snellen chart.
On the other hand, the examination of the structural part of the eye might be made in several ways. Stress within the eyeball is determined by a "tonometer." In particular diseases, especially in glaucoma, the stress in the eyeball is increased considerably.
It ought to be well remembered that a patient with an eye problem may have other issues. Often other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can inform the patient and the physician to difficulties in some disruptions of other parts of the body even prior to other signs present themselves.
As a result, one's reliance on sight is stressed when one deals with a short-term or possible permanent loss of this important sense. Thus, when restorative procedures are looked for, particular kinds of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some individuals are bothered with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to encourage reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another form 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 errors in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgery is to create a threadlike, rounded "flap" in the cornea utilizing a blade known 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.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people need to know. Most likely, the main factor why this type of eye surgery has actually become well accepted is due to the fact that many of its cases had actually achieved success.
However, in spite of Homepage its success, there are still some downsides. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Due to the fact that LASIK eye surgery includes the operation of the retina, which is one of the most delicate portions of the eye, many people say that the operation can be extremely risky.
Simply puts, a simple mistake might almost cause an person's life time blindness. For this reason, it is very important to consider numerous elements prior to deciding whether LASIK eye surgery is the best 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 necessarily indicate that it can offer you a best vision. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not necessarily imply they have ideal vision also.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgery the way a lot of individuals view it
On the other hand, the assessment of the structural part of the eye might be made in numerous methods. It must be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are main and impact the eye as a consequence. The appearance of the eye can alert the physician and the client to problems in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgery is another kind of vision correction.