The eye can be taken a look at with relative ease as to both its function and its structure. A functional evaluation consists of the capability to relocate the orbit and the response of the pupil to light and accommodation.
The function of the eye might be tested in a number of methods. The client might be asked to recognize illuminated letter or things of differing sizes on what is understood as the Snellen chart.
Conversely, the examination of the structural part of the eye may be made in a number of methods. Tension within the eyeball is measured by a "tonometer." In specific illness, particularly in glaucoma, the stress in the eyeball is increased considerably.
It must be well kept in mind that a patient with an eye problem might have other problems. Typically other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can inform the physician and the patient to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Consequently, one's reliance on sight is emphasized when one deals with a possible or short-lived irreversible loss of this vital sense. When restorative steps are sought, particular types of vision correction such as contact lenses or glasses are recommended.
On the other hand, some individuals are troubled with the reality 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 brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this type of surgical treatment, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The primary function 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, enabling much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people should understand. Probably, the primary factor why this kind of eye surgical treatment has become well accepted is since many of its cases had actually achieved success.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most delicate part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most delicate portions of the eye, many people say that the operation can be really risky.
Simply puts, a easy error might practically cause an individual's lifetime blindness. Thus, it is very important to think about many aspects prior to deciding whether LASIK eye surgical treatment is the ideal restorative step one needs to undergo.
2. It is not a perfect treatment
LASIK eye surgical treatment may fix your vision but it does not necessarily mean that it can provide you a ideal vision. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not always suggest they have perfect vision also.
Provided 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 many people view it
On the other hand, the examination of the structural part of the eye might be made in several methods. It ought to be well remembered that a client with an eye problem may have other problems. Typically other physical conditions are primary and impact the eye as a consequence. The look of the additional reading eye can notify the patient and the doctor to troubles in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction.