The eye can be analyzed with relative ease regarding both its function and its structure. A practical assessment consists of the ability to relocate the orbit and the response of the pupil to light and lodging.
The function of the eye might be tested in numerous ways. The patient may be asked to recognize illuminated letter or things of varying sizes on what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in several ways. Tension within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the stress in the eyeball is increased markedly.
It must be well remembered that a patient with an eye problem may have other problems. Frequently other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can notify the patient and the physician to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
One's dependence on sight is emphasized when one deals with a momentary or possible permanent loss of this vital sense. For this reason, when restorative steps are sought, specific kinds of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are bothered with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another kind of vision correction. The only difference is that with this kind of surgery, one's vision is remedied permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently changed. This can be done using an "excimer laser."
The main function of this surgery is to create a threadlike, rounded "flap" in the cornea utilizing a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing much better news the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that individuals must understand. Probably, the main factor why this kind Resources of eye surgery has actually become well accepted is due to the fact that the majority of its cases had actually succeeded.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment includes the operation of the retina, which is one of the most sensitive portions of the eye, many people state that the operation can be extremely risky.
In other words, a easy mistake might nearly cause an person's lifetime loss of sight. Hence, it is very important to think about lots of elements prior to deciding whether LASIK eye surgical treatment is the best corrective measure one has to undergo.
2. It is not a perfect treatment
LASIK eye surgical treatment might correct your vision but it does not always mean that it can give you a twenty-twenty. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily mean they have perfect vision too.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the perfect eye surgery 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 numerous methods. It should be well remembered that a patient with an eye problem might have other problems. Frequently find other physical conditions are main and impact the eye as a repercussion. The look of the eye can inform the client and the doctor to troubles in some disturbances of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgery is another type of vision correction.