The eye can be analyzed with relative ease as to both its function and its structure. A functional examination includes the ability to move in the orbit and the reaction of the pupil to light and lodging.
The function of the eye might be evaluated in several methods. The client may be asked to determine illuminated letter or items of differing sizes on what is called the Snellen chart.
Alternatively, the examination of the structural part of the eye may be made in several ways. Stress within the eyeball is measured by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased significantly.
It should be well kept in mind that a client with an eye issue might have other problems. Typically other physical conditions are main and affect the eye as a consequence. The appearance of the eye can inform the physician and the patient to troubles in some disruptions of other parts of the body even prior to other signs provide themselves.
Subsequently, one's reliance on sight is stressed when one deals with a possible or short-term permanent loss of this essential sense. When restorative measures are looked for, specific kinds of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are troubled with the reality 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 surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this kind of surgery, one's vision is fixed completely.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The main function of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that people need to know. Probably, the main reason this kind of eye surgical treatment has become well accepted is since the majority of its cases had achieved success.
However, 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
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the visit site most sensitive portions of the eye, the majority of people say that the operation can be extremely risky.
To puts it simply, a basic error could practically cause an individual's life time loss of sight. It is essential to think about numerous elements before deciding whether LASIK eye surgery is the best restorative procedure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgery may correct your vision however it does not always imply that it can give you a twenty-twenty. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not always indicate they have ideal vision.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the perfect eye surgery the method a lot of people view it
On the other hand, the examination of the structural part of the eye might be made in numerous methods. It ought to be well kept in mind that a patient with an eye problem may have other news problems. Typically other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can alert the client and the physician to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another kind of vision correction.