The eye can be analyzed with relative ease regarding both its function and its structure. A functional assessment consists of the ability to move in the orbit and the response of the student to light and accommodation.
The function of the eye might be tested in several methods. The patient may be asked to recognize illuminated letter or objects of differing sizes on what is called the Snellen chart.
Conversely, the assessment of the structural part of the eye may be made in a number of ways. Tension within the eyeball is determined by a "tonometer." In certain illness, particularly in glaucoma, the stress in the eyeball is increased considerably.
It should be well remembered that a client with an eye problem may have other issues. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can notify the patient and the physician to troubles in some disruptions of other parts of the body even prior to other symptoms present themselves.
One's dependence on sight is stressed when one faces a temporary or possible long-term loss of this essential sense. When corrective measures are sought, particular forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are bothered with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to encourage reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another kind of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently changed. 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 lastly reformed, enabling much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal description of LASIK eye surgery, there are still disadvantages that individuals should understand. Probably, the main reason this type of eye surgical treatment has actually ended up being well accepted is since the majority of its cases had succeeded.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Since LASIK eye surgery involves the operation of the retina, which is among the most sensitive parts a fantastic read of the eye, the majority of people say that the operation can be extremely risky.
Simply puts, a easy mistake might nearly trigger an person's life time blindness. Thus, it is necessary to think about many elements before choosing whether LASIK eye surgery is the best corrective step one needs to undergo.
2. It is not a ideal procedure
LASIK eye surgery might correct your vision but it does not always mean that it can give you a ideal vision. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not always imply they have perfect vision as well.
Provided all these things, it can be deduced that, in spite of the appeal of read review the operation, LASIK might not constantly be the perfect eye surgical treatment the way the majority of people view it
On the other hand, the assessment of the structural part of the eye might be made in several methods. It should be well kept in mind that a patient with an eye problem might have other problems. Typically other physical conditions are main and impact the eye as a effect. The look of the eye can alert the patient and the physician to problems in some disturbances of other parts of the body even before other symptoms present themselves.
Like its tangible equivalent, LASIK eye surgery is another type of vision correction.