The eye can be analyzed with relative ease regarding both its function and its structure. A practical 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 a number of methods. The patient might be asked to recognize illuminated letter or objects of varying sizes on exactly what is referred to as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in a number of methods. Stress within the eyeball is measured by a "tonometer." In specific illness, particularly in glaucoma, the stress in the eyeball is increased considerably.
However, it must be well kept in mind that a client with an eye issue may have other issues also. Typically other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can notify the physician and the client to troubles in some disturbances of other parts of the body even prior to other signs present themselves.
One's reliance on sight is highlighted when one deals with a momentary or possible irreversible loss of this crucial sense. When corrective steps are looked for, certain forms 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 motivate reduced usage 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 concrete equivalent, LASIK eye surgery is another form of vision correction. The only difference is that with this kind of surgical treatment, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary function of this surgery is to produce 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, enabling much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people must know. Most likely, the main reason that this type of eye surgery has ended up being well accepted is due to the fact that many of its cases had actually succeeded.
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
Because LASIK eye surgery involves the operation of the retina, which is among the most delicate parts of the eye, the majority of individuals say that the operation can be extremely risky.
In other words, a simple error could practically cause an individual's lifetime blindness. It is important to consider many factors prior to choosing whether LASIK eye surgery is the best restorative procedure one has to go through.
2. It is not a best treatment
LASIK eye surgery may remedy your vision however it does not always mean that it can give you a perfect vision. Even if statistical reports reveal that 70% of the clients might have 20/20 vision, this does not necessarily suggest they have perfect vision also.
Offered all these things, it official statement can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgical treatment the method the majority of individuals view it
On the other hand, the evaluation of the structural part of the eye may be made in several methods. It needs to be well kept in mind that a patient with an eye problem might have other problems. Often other physical conditions are main and impact the eye as a consequence. The appearance of the eye can inform the client and the physician to problems in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgery is another kind of vision correction.