The eye can be examined with relative ease as to both its function and its structure. A functional examination includes the ability to move in the orbit and the response of the student to light and lodging.
The function of the eye might be tested in several methods. The client may be asked to determine illuminated letter or objects of varying sizes on exactly what is referred to as the Snellen chart.
Conversely, 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 specific illness, especially in glaucoma, the tension in the eyeball is increased significantly.
It should be well kept in mind that a patient with an eye problem might have other problems. Typically other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can inform the physician and the patient to problems in some disturbances of other parts of the body even before other symptoms provide themselves.
As a result, one's reliance on sight is emphasized when one deals with a short-term or possible irreversible loss of this vital sense. When corrective steps are sought, certain kinds of vision correction such as contact lenses or spectacles are recommended.
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 developed to encourage decreased usage 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 counterpart, LASIK eye surgery is another type of vision correction. The only distinction is that with this type of surgical treatment, one's vision is corrected completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done using an "excimer laser."
The primary function of this surgical treatment is to develop 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, permitting better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people need to know. Most likely, the primary reason that this type of eye surgery has ended up being well accepted is due to the fact that the majority of its cases had been successful.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Since LASIK eye surgery involves the operation of the retina, which is one of the most delicate parts of the eye, most individuals state that the operation can be very risky.
Simply puts, a easy error might nearly trigger an individual's lifetime loss of sight. It is important to think about lots of elements before choosing whether LASIK eye surgery is the ideal restorative measure one has to undergo.
2. It is not a best treatment
LASIK eye surgery might fix your vision but it does not always indicate that it can give you a best vision. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not always indicate they click this link have ideal vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the perfect eye surgery the method the majority of people view it
Alternatively, the evaluation of the structural part of the eye might be made in numerous ways. It ought to be well remembered that a client with an eye problem might have other issues. Typically other physical conditions are primary and affect the eye as a effect. The appearance of the eye can inform the client and the doctor to problems in some disturbances of other parts of the body even prior to other signs provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.