The eye can be examined with relative ease as to both its function and its structure. A functional evaluation includes the ability to relocate the orbit and the response of the student to light and accommodation.
The function of the eye may be tested in numerous ways. The patient might be asked to recognize illuminated letter or objects of varying sizes on what is referred to as the Snellen chart.
Conversely, the examination of the structural part of the eye might be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In particular illness, especially in glaucoma, the tension in the eyeball is increased markedly.
Nevertheless, it ought to be well bore in mind that a patient with an eye issue might have other problems too. Often other physical conditions are primary and affect the eye as a repercussion. The look of the eye can notify the physician and the patient to problems in some disturbances of other parts of the body even before other symptoms present themselves.
One's reliance on sight is stressed when one faces a possible or temporary long-term loss of this essential sense. When corrective procedures are sought, specific forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals 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 encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only difference is that with this kind of surgery, one's vision is remedied permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The main purpose of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea utilizing a blade called "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
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that individuals need to know. Most likely, the main reason that this kind of index eye surgery has ended up being well accepted is since the majority of its cases had actually achieved success.
However, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Due to the fact that LASIK eye surgical treatment includes the operation of the retina, which is among the most delicate portions of the eye, many people say that the operation can be really dangerous.
To puts it simply, a simple mistake might almost cause an person's life time blindness. Hence, it is very important to consider numerous elements prior to deciding whether LASIK eye surgery is the best corrective measure one has to go through.
2. It is not a perfect procedure
LASIK eye surgery may correct your vision but it does not necessarily imply that it can provide you a best vision. Even if analytical reports reveal that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision also.
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 surgical treatment the way the majority of people see it
Conversely, the evaluation of the structural part of the eye might be made in several ways. It must be well kept in mind that a client with an eye problem might have other problems. Frequently other physical conditions are main and affect the eye as a repercussion. The look of the eye can notify the doctor and the client to difficulties in some disruptions of other parts of the body even before other symptoms present themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction.