The eye can be examined with relative ease as to both its function and its structure. A functional evaluation consists of the ability to move in the orbit and the response of the pupil to light and lodging.
The function of the eye may be tested in several ways. The patient might be asked to determine illuminated letter or objects of differing sizes on what is understood as the Snellen chart.
On the other hand, the evaluation of the structural part of the eye might be made in several methods. Stress within the eyeball is measured by a "tonometer." In particular diseases, especially in glaucoma, the stress in the eyeball is increased considerably.
Nevertheless, it ought to be well kept in mind that a patient with an eye issue might have other issues too. Frequently other physical conditions are primary and impact the eye as a effect. The appearance of the eye can notify the patient and the physician to troubles in some disturbances of other parts of the body even before other signs provide themselves.
One's dependence on sight is highlighted when one faces a momentary or possible irreversible loss of this essential sense. When corrective measures are sought, certain types of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some individuals are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed 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 concrete counterpart, LASIK eye surgery is another kind of vision correction. The only distinction is that with this type of surgery, one's vision is remedied completely.
With LASIK eye surgery, the refractive errors in the cornea are permanently changed. This can be done using an "excimer laser."
The main purpose of this surgery is to develop 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 finally reformed, allowing much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that individuals should know. Most likely, the main reason that this type of eye surgery has actually become well accepted is since the majority of its cases had actually 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 involves the operation of the retina, which is one of the most delicate portions of the eye, a lot of individuals state that the operation can be very risky.
In other words, a simple mistake could practically trigger an person's lifetime blindness. Thus, it is essential to think about numerous aspects prior to deciding whether LASIK eye surgery is the best corrective step one needs to go through.
2. It is not a ideal treatment
LASIK eye surgical treatment may correct your vision but it does not necessarily imply that it can offer you a twenty-twenty. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not always suggest they have perfect vision too.
Given all these find out this here things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the ideal eye surgery the way many people view it
Conversely, the examination of the structural part of the eye might be made in numerous methods. It must be well remembered that a patient with an eye problem may have other problems. Frequently other physical conditions are main and impact the eye as a effect. The look of the eye can inform the patient and the doctor to troubles in some disturbances 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.