The eye can be examined with relative ease regarding both its function and its structure. A practical examination consists of the ability to move in the orbit and the response of the pupil to light and lodging.
The function of the eye might be tested in a number of methods. The client might be asked to recognize illuminated letter or items of varying sizes on what is referred to as the Snellen chart.
Alternatively, the assessment of the structural part of the eye might be made in several ways. Tension within the eyeball is determined by a "tonometer." In specific illness, specifically in glaucoma, the tension in the eyeball is increased considerably.
It should be well kept in mind that a patient with an eye problem might have other problems. Often other physical conditions are primary and impact the eye as a repercussion. The look of the eye can signal the client and the doctor to difficulties in some disruptions of other parts of the body even before other symptoms provide themselves.
One's dependence on sight is emphasized when one deals with a short-term or possible permanent loss of this crucial sense. When restorative procedures are looked for, specific types of vision correction such as contact lenses or spectacles are recommended.
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 reason, advanced surgical operations were developed to encourage decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction. The only difference is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgical treatment, 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 called "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
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people should understand. Probably, the main factor why this kind of eye surgical treatment has become well accepted is since most of its cases had achieved success.
However, in spite of its success, there important source are still some disadvantages. Here is the list:
1. It is an operation used to the most delicate part of the eye
Because LASIK eye surgery includes the operation of the retina, which is among the most sensitive portions of the eye, the majority of people say that the operation can be extremely dangerous.
Simply puts, a simple error might practically cause an individual's lifetime loss of sight. Hence, it is essential to consider numerous elements before deciding whether LASIK eye surgery is the right corrective measure one has to undergo.
2. It is not a perfect procedure
LASIK eye surgery may remedy your vision but it does not necessarily imply 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 discover this not necessarily indicate they have perfect vision also.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgery the way many people see it
Conversely, the assessment of the structural part of the eye may be made in several ways. It should be well remembered that a client with an eye issue may have other issues. Typically other physical conditions are main and impact the eye as a effect. The look of the eye can signal the client and the doctor to troubles in some disruptions of other parts of the body even before other read here signs present themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction.