The eye can be examined with relative ease regarding both its function and its structure. A functional examination consists of the capability to move in the orbit and the reaction of the pupil to light and accommodation.
The function of the eye might be evaluated in a number of ways. The client might be asked to determine illuminated letter or items of varying sizes on what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in several ways. Stress within the eyeball is measured by a "tonometer." In specific diseases, specifically in glaucoma, the tension in the eyeball is increased significantly.
It should be well kept in mind that a patient with an eye issue might have other problems. Often other physical conditions are primary and impact the eye as a repercussion. The look 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 symptoms provide themselves.
Subsequently, one's reliance on sight is stressed when one faces a momentary or possible permanent loss of this vital sense. For this reason, when restorative measures are looked for, particular forms of vision correction such as contact lenses or eyeglasses 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 factor, advanced surgical operations were developed to encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only distinction is that with this kind of surgery, one's vision is corrected permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment 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, permitting much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that individuals should know. Most likely, the primary reason this kind of eye surgery has actually become well accepted is because the majority of its cases had succeeded.
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
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 extremely dangerous.
Simply puts, a basic error could almost trigger an individual's lifetime loss of sight. Hence, it is essential to think about many elements before deciding whether LASIK eye surgical treatment is the best corrective measure one needs to undergo.
2. It is not a perfect procedure
LASIK eye surgery may remedy your vision but it does not always imply that it can provide you a twenty-twenty. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not necessarily mean they have ideal vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the ideal eye surgical treatment the method many people view it
Conversely, the evaluation of the structural part of the eye may be made in numerous methods. It should be well kept in mind that a client with an eye problem may have other problems. Often this other physical conditions are main and impact the eye as a consequence. The appearance of the eye can inform the physician and the patient to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction.