The eye can be examined with relative ease as to both its function and its structure. A functional evaluation includes the capability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye might be evaluated in several ways. The patient may be asked to recognize illuminated letter or things of varying sizes on exactly what is known as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In certain illness, 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 might have other problems. Typically other physical conditions are main and affect the eye as a consequence. The appearance of the eye can signal the patient and the physician to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
One's dependence on sight is highlighted when one faces a short-lived or possible permanent loss of this vital sense. Thus, when corrective steps are sought, certain types of vision correction such as contact lenses or eyeglasses 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 factor, advanced surgeries were established to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment 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 completely 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 referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally 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 must understand. Probably, the main reason this kind of eye surgery has become well accepted is because many 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
Because LASIK eye surgical treatment includes the operation of the retina, which is one of the most sensitive portions of the eye, a lot of individuals say that the operation can be extremely risky.
Simply puts, a easy error could almost cause an person's life time loss of sight. It is essential to think about lots of aspects prior to choosing whether LASIK eye surgical treatment is the right restorative measure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgery may fix your vision but it does not always indicate that it can provide you a perfect vision. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always mean they have perfect vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect eye surgery the method the majority of people Read More Here see it
Conversely, the assessment of the structural part of the eye may be made in numerous methods. It should be well kept in mind that a patient with an eye problem may have other problems. Frequently other physical conditions are main and affect the eye as a effect. The appearance of the eye can alert the patient and the physician to troubles 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.