The eye can be examined with relative ease as to both its function and its structure. A practical evaluation consists of the capability to relocate the orbit and the reaction of the pupil to light and lodging.
The function of the eye might be evaluated in a number of methods. The client might be asked to determine illuminated letter or items of varying sizes on exactly what is called the Snellen chart.
Conversely, 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 diseases, particularly in glaucoma, the stress in the eyeball is increased markedly.
However, it ought to be well kept in mind that a patient with an eye issue might have other problems too. Typically other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can signal the doctor and the client to problems in some disturbances 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 vital sense. For this reason, when corrective steps are sought, specific kinds of vision correction such as contact lenses or glasses are recommended.
On the other hand, some people are bothered with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this factor, 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 surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another kind of vision correction. The only difference 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 main purpose of this surgery is to produce 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 much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that people should know. Probably, the main reason that this type of eye surgery has actually ended up being well accepted is because many of its cases had actually achieved success.
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 sensitive portions of the eye, many people say that the operation can be very risky.
Simply puts, a easy error might nearly cause an person's lifetime loss of sight. Thus, it is essential to consider many aspects before choosing whether LASIK eye surgery is the best restorative measure one needs to go through.
2. It is not a ideal treatment
LASIK eye surgical treatment might correct your vision but it does not always mean that it can give you a twenty-twenty. Even if analytical reports reveal that 70% of the clients might have 20/20 vision, this does not always suggest they have ideal vision as well.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical treatment the method most people see it
Alternatively, the assessment of the structural part of the eye might be made in numerous ways. It must be well kept in mind that a patient with an eye problem may have other issues. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye like it can alert the client and the doctor to difficulties in some disruptions of other parts of the body even prior to other signs provide themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another form of vision correction.