The eye can be examined with relative ease regarding both its function and its structure. A practical examination includes the capability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be evaluated in several ways. The patient may be asked to recognize illuminated letter or things of varying sizes on what is known as the Snellen chart.
On the other hand, the evaluation of the structural part of the eye may be made in a number of methods. Tension within the eyeball is measured by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased markedly.
Nevertheless, it needs to be well kept in mind that a patient with an eye issue may have other issues as well. Typically other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can alert 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 dependence on sight is stressed when one deals with a short-lived or possible irreversible loss of this important sense. Hence, when corrective steps are looked for, specific types of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some people are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to encourage reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another form of vision correction. The only difference is that with this kind of surgical treatment, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive errors in the cornea visit the site are permanently transformed. This can be done using an "excimer laser."
The main purpose of this surgery is to create a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling 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 people need to understand. Most likely, the primary reason this type of eye surgical treatment has actually become well accepted is due to the fact that most 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
Because LASIK eye surgery includes the operation of the retina, which is one of the most delicate portions of the eye, many people say that the operation can be really risky.
To puts it simply, a simple mistake could nearly cause an individual's lifetime blindness. It is important to consider lots of aspects prior to choosing whether LASIK eye surgery is the best restorative procedure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgical treatment might remedy your vision however it does not necessarily imply that it can provide you a twenty-twenty. Even if analytical reports reveal that 70% of the clients might have 20/20 vision, this does not always indicate they have perfect vision.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the perfect eye surgical treatment the method many people view it
On the other hand, the assessment of the structural part of the eye might be made in numerous methods. It ought to be well remembered that a client with an eye issue might have other issues. Frequently other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the physician and the client to problems in some disruptions of other parts of the body even prior to other symptoms present themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.