The eye can be examined 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 things of varying 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 numerous ways. Stress within the eyeball is measured by a "tonometer." In particular diseases, especially in glaucoma, the tension in the eyeball is increased markedly.
It should be well remembered that a patient with an eye problem might have other problems. Typically other physical conditions are primary and affect the eye as a repercussion. The appearance of the eye can inform the patient and the physician to problems in some disruptions of other parts of the body even before other signs present themselves.
Consequently, one's reliance on sight is highlighted when one faces a temporary or possible long-term loss of this vital sense. Thus, when restorative measures are sought, particular forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are troubled with that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to encourage reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
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 form 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 completely changed. This can be done utilizing an "excimer laser."
The primary function of this surgical treatment is to create a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting much better the eye to direct more light into the go to website retina.
Appeal vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that individuals must know. Probably, the main reason why this type of eye surgery has become well accepted is since the majority of its cases had succeeded.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment involves the operation of the retina, which is among the most delicate portions of the eye, many people say that the operation can be extremely dangerous.
To puts it simply, a basic mistake could almost trigger an person's lifetime blindness. It is crucial to think about lots of factors prior to deciding whether LASIK eye surgery is the best corrective step one has to go through.
2. It is not a ideal procedure
LASIK eye surgery may remedy your vision but it does not necessarily mean that it can provide you a perfect vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not always imply they have ideal vision as well.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the perfect eye surgery the way many people see it
On the other hand, the evaluation of the structural part of the eye might be made in a number of methods. It needs 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 consequence. The appearance of the eye can notify the patient and the physician to difficulties in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgery is another type of vision correction.