The eye can be examined with relative ease regarding both its function and its structure. A functional examination consists of the capability to move in the orbit and the reaction of the student to light and lodging.
The function of the eye might be evaluated in several methods. The client may be asked to recognize illuminated letter or objects of differing sizes on exactly what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in several ways. Tension within the eyeball is measured by a "tonometer." In certain diseases, especially in glaucoma, the stress in the eyeball is increased markedly.
However, it should be well bore in mind that a patient with an eye issue might have other problems too. Typically other physical conditions are main 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 symptoms present themselves.
One's reliance on sight is emphasized when one deals with a momentary or possible permanent loss of this essential sense. When restorative measures are looked for, certain types of vision correction such as contact lenses or glasses are prescribed.
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.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only see post difference is that with this kind of surgery, one's vision is corrected permanently.
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 using a blade understood as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that individuals need to know. Probably, the main factor why this type of eye surgery has ended up being well accepted is since many of its cases had been effective.
However, 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 delicate parts of the eye, many people say that the operation can be very dangerous.
Simply puts, a basic error might nearly cause an person's lifetime blindness. It is crucial to consider many elements prior to choosing whether LASIK eye surgical treatment is the right restorative procedure one has to undergo.
2. It is not a best procedure
LASIK eye surgery may fix your vision but it does not necessarily indicate that it can provide you a twenty-twenty. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not necessarily mean they have perfect vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the perfect eye surgery the way the majority of people view it
Conversely, the evaluation of the structural part of the eye might be made in numerous ways. It should basics be well remembered that a client with an eye problem may have other issues. Often other physical conditions are main and affect the eye as a consequence. The appearance of the eye can inform the doctor and the patient to troubles in some disruptions of other parts of the body even prior to read this article other signs present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.