The eye can be analyzed with relative ease as to both its function and its structure. A practical examination consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in numerous ways. The patient may be asked to determine illuminated letter or items of varying sizes on exactly what is called the Snellen chart.
On the other hand, the examination of the structural part of the eye may be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In specific diseases, especially in glaucoma, the tension in the eyeball is increased noticeably.
Nevertheless, it should be well remembered that a patient with an eye problem may have other problems as well. Typically other physical conditions are primary and affect the eye as a effect. The appearance of the eye can inform the doctor and the client to troubles in some disruptions of other parts of the body even prior to other symptoms present themselves.
As a result, one's dependence on sight is highlighted when one faces a possible or short-term permanent loss of this crucial sense. Hence, when corrective measures are looked for, particular types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed to encourage decreased utilization 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 difference is that with this kind of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgery, the refractive mistakes in the cornea are completely changed. 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 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
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people need to know. Most likely, the main reason this type of eye surgical treatment has ended up being well accepted is since most 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
Because LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate portions of the eye, the majority of people state that the operation can be very dangerous.
In other words, a easy error could practically trigger an individual's lifetime blindness. Thus, it is necessary to think about numerous elements prior to choosing whether LASIK eye surgical treatment is the right restorative procedure one needs to undergo.
2. It is not a ideal treatment
LASIK eye surgical treatment may fix your vision but it does not necessarily suggest that it can give you a twenty-twenty. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not necessarily indicate they have perfect vision as well.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the perfect 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 several methods. It must be well remembered that a patient with an eye problem might have other issues. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye can alert the patient and the doctor to troubles in some disturbances of other parts of the body even prior to other signs provide themselves.
Like its tangible counterpart, great site LASIK eye surgery is another type of vision correction.