The eye can be analyzed with relative ease regarding both its function and its structure. A functional assessment 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 evaluated in a number of methods. The client may be asked to identify illuminated letter or items of varying sizes on what is known as the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in numerous ways. Tension within the eyeball is determined by a "tonometer." In specific diseases, especially in glaucoma, the tension in the eyeball is increased significantly.
It must be well kept in mind that a client with an eye issue may have other issues. Often other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can signal the doctor and the patient to problems in some disruptions of other parts of the body even before other signs provide themselves.
Consequently, one's reliance on sight is emphasized when one deals with a possible or short-term permanent loss of this important sense. When corrective steps are looked for, specific kinds of vision correction such as contact lenses or glasses are recommended.
On the other hand, some individuals are bothered with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were established to encourage reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only difference is that with this type of surgery, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The main purpose of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea using a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, allowing much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people must understand. Probably, the primary reason this type of eye surgical treatment has actually become well accepted is since many of its cases had been successful.
Nevertheless, 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
Because LASIK eye surgery involves the operation of the retina, which is among the most delicate portions of the eye, many people state that the operation can be extremely dangerous.
To puts it simply, a easy error could nearly cause an person's lifetime blindness. Thus, it is very find out important to think about many elements prior to choosing whether LASIK eye surgery is the best restorative procedure one needs to go through.
2. It is not a perfect procedure
LASIK eye surgery may fix your vision but it does not necessarily indicate that it can offer you a best vision. Even if statistical reports reveal that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision too.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the ideal eye surgery the way most individuals see it
Alternatively, the assessment of the structural part of the eye might be made in a number of ways. It ought to be well remembered that a client with an eye issue might have other problems. Typically other physical conditions are main and affect the eye as a consequence. The look of the eye can inform the doctor and the client to difficulties in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction.