The eye can be analyzed with relative ease regarding both its function and its structure. A functional examination includes the capability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be tested in numerous methods. The client might be asked to recognize illuminated letter or objects of differing sizes on exactly what is understood as the Snellen chart.
Alternatively, the assessment 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, particularly in glaucoma, the stress in the eyeball is increased markedly.
However, it ought to be well bore in mind that a patient with an eye problem might have other issues too. Often other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can inform the doctor and the client to difficulties in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Consequently, one's reliance on sight is highlighted when one deals with a short-lived or possible irreversible loss of this important sense. For this reason, when corrective steps are looked for, particular types of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgical treatment is another type of vision correction. The only distinction is that with this type of surgical treatment, 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 function of this surgery is to develop a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people must understand. Probably, the primary factor why this type of eye surgical treatment has ended up being well accepted is due to the fact that most of its cases had succeeded.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Due to the fact that LASIK eye surgery includes the operation of the retina, which is my website among the most delicate portions of the eye, many people say that the operation can be extremely dangerous.
In other words, a easy mistake could practically trigger an person's lifetime blindness. Thus, it is very important to consider numerous factors before deciding whether LASIK eye surgical treatment is the right restorative measure one has to go through.
2. It is not a best treatment
LASIK eye surgical treatment might remedy your vision however it does not necessarily imply that it can give you a perfect vision. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always suggest they have perfect vision also.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the ideal eye surgical treatment the method most people see it
Alternatively, the examination of the structural part of the eye might be made in a number of ways. It ought to be well kept in mind that a client with an eye problem may have other problems. Often other physical conditions are main and impact the eye as a repercussion. The appearance of the eye can signal the doctor and the client to problems 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 type of vision correction.