The eye can be examined with relative ease regarding both its function and its structure. A functional evaluation consists of the capability to move in the orbit and the response of the student to light and accommodation.
The function of the eye may be tested in a number of ways. The client may be asked to identify illuminated letter or items of differing sizes on what is known as the Snellen chart.
Conversely, the assessment of the structural part of the eye may be made in numerous methods. Stress within the eyeball is determined by a "tonometer." In specific diseases, particularly in glaucoma, the stress in the eyeball is increased markedly.
It needs to be well remembered that a patient with an eye problem may have other problems. Typically other physical conditions are main and affect the eye as a consequence. The look of the eye can notify the physician and the patient to problems in some disturbances of other parts of the body even prior to other symptoms present themselves.
Consequently, one's reliance on sight is highlighted when one deals with a short-term or possible permanent loss of this crucial sense. When corrective measures are sought, particular forms of vision correction such as contact lenses or eyeglasses are recommended.
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 reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction. The only 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 changed. This can be done utilizing an "excimer laser."
The main function of this surgical treatment is to develop 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.
Appeal vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that people need to understand. Most likely, the primary reason that this type of eye surgical treatment has actually become well accepted is due to the fact that the majority of its cases had actually been effective.
In spite of its success, there are still some disadvantages. 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 surgical treatment includes the operation of the retina, which is among the most sensitive parts of the eye, most individuals say that the operation can be very dangerous.
To puts it simply, a basic mistake might almost trigger an individual's lifetime blindness. It is important to consider lots of aspects before choosing whether LASIK eye surgery is the best corrective measure one has to go through.
2. It is not a best procedure
LASIK eye surgical treatment might correct your vision but it does not always mean that it can offer you a perfect vision. Even if statistical reports more tips here show that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgical treatment the method the majority of people view it
Alternatively, the assessment of the structural part of the eye might be made in numerous ways. It must be well remembered that a patient with an eye problem may have other issues. Typically other physical conditions are main and impact the eye as a repercussion. The appearance of the eye can inform the doctor and the client to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.