The eye can be examined with relative ease as to both its function and its structure. A functional examination includes the ability to move in the orbit and the response of the student to light and lodging.
The function of the eye might be checked in numerous methods. The client may be asked to determine illuminated letter or items of varying sizes on what is referred to as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in numerous methods. Stress within the eyeball is measured by a "tonometer." In particular diseases, specifically in glaucoma, the stress in the eyeball is increased significantly.
However, it must be well bore in mind that a patient with an eye problem may have other issues also. Typically other physical conditions are primary and affect the eye as a repercussion. The appearance of the eye can signal the patient and the physician to difficulties in some disruptions of other parts of the body even before other symptoms present themselves.
As a result, one's dependence on sight is emphasized when one deals with a possible or short-lived long-term loss of this vital sense. When corrective procedures are sought, particular kinds of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some people are troubled with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the short term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling better the eye to article direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must understand. Probably, the main reason why this kind of eye surgical treatment has ended up being well accepted is because many of its cases had been successful.
Nevertheless, 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 surgery involves the operation of the retina, which is one of the most delicate portions of the eye, many people state that the operation can be really risky.
In other words, a simple mistake might practically cause an person's life time loss of sight. For this reason, it is essential to think about lots of factors prior to choosing whether LASIK eye surgery is the ideal corrective step one needs to undergo.
2. It is not a best treatment
LASIK eye surgical treatment may fix your vision however it does not necessarily imply that it can give you a perfect vision. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not always suggest they have perfect vision as well.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the ideal eye surgical treatment the method the majority of people view it
Alternatively, the evaluation of the structural part of the eye might be made in numerous methods. It needs to be well remembered that a client with an eye problem might have other issues. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can signal the physician and the client to troubles in some disruptions of other parts of the body even before other symptoms present themselves.
Like its concrete counterpart, LASIK eye surgery is another type of vision correction.