The eye can be examined with relative ease regarding both its function and its structure. A functional evaluation includes the ability to move in the orbit and the response of the student to light and lodging.
The function of the eye may be evaluated in numerous methods. The patient may be asked to identify illuminated letter or objects 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 numerous ways. Stress within the eyeball is determined by a "tonometer." In particular illness, specifically in glaucoma, the stress in the eyeball is increased noticeably.
Nevertheless, it should be well kept in mind that a patient with an eye issue might have other issues also. Frequently other physical conditions are main and affect the eye as a consequence. The look of the eye can notify the patient and the physician to problems in some disturbances of other parts of the body even prior to other signs present themselves.
Consequently, one's dependence on sight is highlighted when one deals with a possible or short-term permanent loss of this important sense. When corrective measures are looked for, certain forms of vision correction such as contact lenses or eyeglasses 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 developed to motivate reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Generally, LASIK eye surgical treatment is the short-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 surgical treatment, one's vision is corrected permanently.
With LASIK eye surgery, the refractive mistakes in the cornea are permanently changed. This can be done using an "excimer laser."
The primary function of this surgery is to develop a threadlike, rounded "flap" in the cornea utilizing a blade understood 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
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that individuals need to understand. Most likely, the main reason why this type of eye surgical treatment has actually ended up being well accepted is because the majority of its cases had achieved success.
However, in spite of its success, there are still some drawbacks. 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 sensitive parts of the eye, most individuals state that the operation can be really dangerous.
In other words, a easy error could nearly cause an person's life time loss of sight. It is essential to think about numerous factors prior to deciding whether LASIK eye surgery is the ideal corrective procedure one has to undergo.
2. It is not a best procedure
LASIK eye surgical treatment may remedy your vision but it does not always indicate that it can give you a twenty-twenty. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not always imply they have perfect vision as well.
Offered all these things, it can be deduced that, content in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical treatment the method many individuals see it
On the other hand, the assessment of the structural part of the eye might be made in several ways. It must be well kept in mind that a client with an eye issue may have other issues. Often other physical conditions are primary and impact the eye as a consequence. The look of the eye can alert the doctor and the client to troubles in some disruptions of other parts of the body even prior to other signs provide themselves.
Like its tangible counterpart, LASIK eye surgery is another kind of vision correction.