The eye can be examined with relative ease as to both its function and its structure. A practical evaluation consists of the capability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye may be tested in several methods. The patient may be asked to recognize illuminated letter or items of varying sizes on what is called the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in a number of methods. Tension within the eyeball is measured by a "tonometer." In specific diseases, especially in glaucoma, the stress in the eyeball is increased noticeably.
However, it ought to be well remembered that a patient with an eye issue might have other issues also. Often other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can alert the patient and the doctor to problems in some disturbances of other parts of the body even before other signs provide themselves.
One's reliance on sight is stressed when one deals with a short-lived or possible long-term loss of this crucial sense. For this reason, when restorative measures are sought, particular forms of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are troubled with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to motivate reduced utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another type of vision correction. The only difference is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done utilizing an "excimer laser."
The primary purpose of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea using a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is finally 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 people need to know. Most likely, the main reason that this kind of eye surgical treatment has actually ended up being well accepted is because 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 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 sensitive portions of the eye, the majority of people state that the operation can be really risky.
To puts it simply, a easy mistake could almost cause an individual's life time blindness. It is important to consider many elements prior to choosing whether LASIK eye surgery is the right corrective step one has to go through.
2. It is not a perfect procedure
LASIK eye surgical treatment may remedy your vision but it does not necessarily mean that it can give you a best vision. Even if analytical reports show that 70% of the patients may have 20/20 vision, this does not always mean they have ideal vision as well.
Provided all these things, it can be read what he said deduced that, in spite Read Full Article of the appeal of the operation, LASIK might not constantly be the ideal eye surgery the way many people view it
On the other hand, the evaluation of the structural part of the eye might be made in a number of ways. It ought to be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are primary and impact the eye as a consequence. The look of the eye can inform the doctor and the client to troubles in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.