The eye can be taken a look at with relative ease regarding both its function and its structure. A functional evaluation consists of the ability to relocate the orbit and the response of the student to light and accommodation.
The function of the eye may be evaluated in several methods. The patient may be asked to identify illuminated letter or items of differing sizes on what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye may be made in numerous methods. Stress within the eyeball is determined by a "tonometer." In certain diseases, particularly in glaucoma, the stress in the eyeball is increased noticeably.
Nevertheless, it should be well bore in mind that a client with an eye problem might have other issues as well. Often other physical conditions are main and impact the eye as a consequence. The appearance of the eye can alert the patient and the physician to troubles in some disturbances of other parts of the body even before other signs present themselves.
As a result, one's dependence on sight is stressed when one deals with a momentary or possible irreversible loss of this vital sense. For this reason, when restorative steps are sought, particular types of vision correction such as contact lenses or glasses are recommended.
On the other hand, some people are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to encourage decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only difference is that with this kind of surgery, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to create a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more informative post light into the retina.
Popularity vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must know. Probably, the main reason that this type of eye surgery has ended up being well accepted is due to the fact that most of its cases had succeeded.
However, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is among the most sensitive link parts of the eye, the majority of people state that the operation can be really risky.
To puts it simply, a basic error could nearly cause an person's life time blindness. It is crucial to consider numerous elements before deciding whether LASIK eye surgery is the ideal restorative measure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgical treatment might fix your vision however it does not always suggest that it can provide you a twenty-twenty. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not always imply they have ideal vision too.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the ideal eye surgical treatment the way most people see it
Conversely, the examination of the structural part of the eye may be made in numerous ways. It should be well kept in mind that a patient with an eye problem might have other issues. Often other physical conditions are main and impact the eye as a consequence. The look of the eye can alert the patient and the doctor to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another form of vision correction.