The eye can be analyzed with relative ease as to both its function and its structure. A functional examination consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in numerous ways. The client may be asked to identify illuminated letter or things of varying sizes on exactly what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye may be made in several ways. Stress within the eyeball is measured by a "tonometer." In particular diseases, specifically in glaucoma, the tension in the eyeball is increased noticeably.
It must be well remembered that a patient with an eye issue may have other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The look of the eye can alert the patient and the physician to troubles in some disruptions of other parts of the body even before other symptoms provide themselves.
As a result, one's dependence on sight is highlighted when one deals with a possible or short-term irreversible loss of this crucial sense. For this reason, when restorative procedures are looked for, particular kinds of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are troubled with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were established to encourage reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another form of vision correction. The only distinction is that with this kind of surgery, one's vision is remedied completely.
With LASIK eye surgery, the refractive mistakes in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The main function of this surgery is to develop a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally 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 individuals must understand. Most likely, the main reason why this kind of eye surgery has ended up being well accepted is because most of its cases had 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 delicate part of the eye
Due to the fact that LASIK eye surgery involves the operation of the retina, which is one of the most sensitive portions of the eye, many people state that the operation can be very risky.
Simply puts, a basic error could practically cause an individual's lifetime loss of sight. It is important to think about lots of elements before deciding whether LASIK eye surgery is the ideal restorative step one has to undergo.
2. It is not a perfect treatment
LASIK eye surgical treatment may correct your vision however it does not always imply that it can other give you a best vision. Even if analytical reports reveal that 70% of the patients might have 20/20 vision, this does not necessarily mean they have ideal vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect eye surgical treatment the way the majority of people see it
On the other hand, the assessment of the structural part of the eye may be made in numerous methods. It ought to be well kept in mind that a patient with an eye issue may see here now have other problems. Frequently other physical conditions are primary and impact 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 before other symptoms present themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another form of vision correction.