The eye can be analyzed with relative ease regarding both its function and its structure. A practical assessment consists of the capability to relocate the orbit and the reaction of the pupil to light and accommodation.
The function of the eye may be tested in a number of methods. The patient might be asked to determine illuminated letter or objects 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 ways. Tension within the eyeball is measured by a "tonometer." In certain diseases, specifically in glaucoma, the stress in the eyeball is increased markedly.
Nevertheless, it should be well remembered that a patient with an eye problem might have other problems as well. Frequently other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can notify the patient and the physician to problems in some disturbances of other parts of the body even before other signs present themselves.
Consequently, one's reliance on sight is highlighted when one deals with a possible or short-term irreversible loss of this crucial sense. When restorative 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 that they have actually some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to motivate reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this type of surgery, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done utilizing 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 finally reformed, allowing much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals should understand. Probably, the primary reason that this kind of eye surgical treatment has become well accepted is due to the fact that many 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 portions of the eye, the majority of people say that the operation can be extremely dangerous.
In other words, a easy mistake might almost trigger an person's lifetime loss of sight. It is essential to think about numerous aspects prior to choosing whether LASIK eye surgical treatment is the ideal corrective measure one has to undergo.
2. It is not a ideal treatment
LASIK eye surgical treatment might fix your vision but it does not necessarily suggest that it can offer you a twenty-twenty. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always indicate they have perfect vision.
Provided all these things, it can be deduced that, in spite of the appeal of find out here the operation, LASIK might not always be the ideal eye surgery the way the majority of people see it
Conversely, the examination of the structural part of the eye might be made in numerous methods. It ought to be well remembered that a patient with an eye issue may have other issues. Often other physical conditions are primary and affect the eye as a consequence. The look of the eye can inform the doctor and the patient to troubles in some disruptions of other parts of the body even before other signs provide themselves.
Like its tangible equivalent, LASIK eye surgery is another kind of vision correction.