The eye can be analyzed with relative ease regarding both its function and its structure. A functional evaluation includes the capability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye might be checked in numerous ways. The client may be asked to identify illuminated letter or things of differing sizes on what is called the Snellen chart.
Alternatively, the assessment of the structural part of the eye may be made in several ways. Stress within the eyeball is determined by a "tonometer." In particular diseases, particularly in glaucoma, the tension in the eyeball is increased noticeably.
It must be well kept in mind that a patient with an eye problem may have other problems. Typically other physical conditions are primary and impact the eye as a effect. The appearance of the eye can alert the doctor and the client to difficulties in some disruptions of other parts of the body even before other signs present themselves.
Subsequently, one's dependence on sight is highlighted when one faces a possible or short-lived irreversible loss of this vital sense. Hence, when corrective steps are looked for, particular forms of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to motivate decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is remedied completely.
With LASIK eye surgery, the refractive errors in the cornea are completely changed. This can be done using an "excimer moved here laser."
The main function of this surgery 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, allowing better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of here the growing popularity of LASIK eye surgery, there are still disadvantages that individuals must know. Most likely, the main reason this kind of eye surgical treatment has actually ended up being well accepted is because most 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 used to the most sensitive part of the eye
Since LASIK eye surgery involves the operation of the retina, which is one of the most delicate parts of the eye, the majority of people say that the operation can be very dangerous.
Simply puts, a easy error could nearly cause an individual's lifetime blindness. For this reason, it is necessary to think about numerous elements prior to choosing whether LASIK eye surgical treatment is the best corrective procedure one has to go through.
2. It is not a perfect procedure
LASIK eye surgery might fix your vision but it does not always imply that it can give you a ideal vision. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not always indicate they have perfect vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgical treatment the way the majority of people see it
On the other hand, the examination of the structural part of the eye may be made in numerous ways. It needs to be well remembered that a patient with an eye problem might have other issues. Typically other physical conditions are main and impact the eye as a effect. The look of the eye can notify the physician and the patient to problems in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgery is another kind of vision correction.