The eye can be examined with relative ease as to both its function and its structure. A functional assessment consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be checked in a number of ways. The client may be asked to identify illuminated letter or things of varying sizes on exactly what is called the Snellen chart.
Conversely, the examination of the structural part of the eye might be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In specific illness, specifically in glaucoma, the tension in the eyeball is increased markedly.
It needs to be well remembered that a patient with an eye issue may have other problems. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the client and the physician to difficulties in some disturbances of other parts of the body even prior to other symptoms present themselves.
One's reliance on sight is emphasized when one faces a short-lived or possible long-term loss of this essential sense. When corrective steps are looked for, specific types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Generally, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction. The only distinction is that with this type of surgery, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently changed. This can be done using an "excimer laser."
The primary purpose of this surgery is to create a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that individuals should know. Probably, the primary reason that this type of eye surgical treatment has become well accepted is due to the fact that many of its cases had 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 surgery includes the operation of the retina, which is one of the most sensitive parts of the eye, many people state that the operation can be really risky.
In other words, a easy mistake could nearly cause an person's lifetime loss of sight. It is important to consider numerous aspects before deciding whether LASIK eye surgery is the ideal restorative measure one has to undergo.
2. It is not a ideal treatment
LASIK eye surgical treatment might correct your vision but it does not necessarily imply that it can offer you a perfect vision. Even if statistical reports show 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 may not constantly be the ideal eye surgical treatment the way the majority of people see it
Conversely, the assessment of the structural part of the eye might be made in a number of methods. It must be well remembered that a client with an eye issue might have other issues. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can alert the client and the physician Read More Here to troubles in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction.