The eye can be analyzed with relative ease as to both its function and its structure. A functional evaluation includes the capability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be tested in numerous ways. The patient may be asked to recognize illuminated letter or objects of differing sizes on exactly what is known as the Snellen chart.
On the other hand, the examination of the structural part of the eye may be made in a number of ways. Tension within the eyeball is measured by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased noticeably.
It ought to be well kept in mind that a client with an eye problem might have other issues. Often other physical conditions are primary and impact the eye as a effect. The look of the eye can alert the doctor and the client to problems in some disruptions of other parts of the body even before other signs present themselves.
One's reliance on sight is emphasized when one faces a possible or short-term long-term loss of this crucial sense. Hence, when corrective measures are sought, particular kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are troubled with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to motivate decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgical treatment is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another form of vision correction. The only difference is that with this type of surgery, one's vision is remedied permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely transformed. 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, enabling better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people find more must know. Most likely, the main reason this kind of eye surgical treatment has become well accepted is since the majority 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
Due to the fact that LASIK eye surgical treatment includes the operation of the retina, which is among the most sensitive portions of the eye, the majority of people state that the operation can be extremely dangerous.
In other words, a easy mistake might nearly cause an person's lifetime blindness. It is crucial to consider numerous aspects before choosing whether LASIK eye surgical treatment is the best corrective procedure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgery might fix your vision but it does not always suggest that it can provide you a perfect vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not necessarily imply they have ideal vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgery the method most individuals see it
On the other hand, the examination of the structural part of the eye might be made in numerous methods. It must be well remembered that a patient with an eye issue may basics have other issues. Typically other physical conditions are primary and impact the eye as a repercussion. The look of the eye can alert the physician and the patient to problems in some disturbances of other parts of the body even before other symptoms provide themselves.
Like its tangible equivalent, LASIK eye surgery is another form of vision correction.