The eye can be examined with relative ease regarding both its function and its structure. A practical evaluation consists of the ability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye may be tested in a number of methods. The patient may be asked to determine illuminated letter or things of varying sizes on what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in several ways. Stress within the eyeball is determined by a "tonometer." In particular illness, particularly in glaucoma, the stress in the eyeball is increased considerably.
It should be well remembered that a client with an eye problem may have other problems. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye can alert the doctor and the patient to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
One's dependence on sight is stressed when one faces a short-lived or possible permanent loss of this crucial sense. When corrective procedures are sought, certain forms of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are bothered with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were established to motivate decreased 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 surgical treatment is another type of vision correction. The only distinction is that with this kind of surgery, one's vision is remedied permanently.
With LASIK eye surgical treatment, 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 develop anchor a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people need to know. Most likely, the main reason that this kind of eye surgery has actually become well accepted is due to the fact that the majority of its cases had achieved success.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Since LASIK eye surgical treatment involves the he has a good point operation of the retina, which is one of the most sensitive portions of the eye, many people state that the operation can be extremely dangerous.
To puts it simply, a simple error might practically trigger an person's life time blindness. Thus, it is very important to think about lots of factors prior to deciding whether LASIK eye surgical treatment is the ideal corrective step one needs to go through.
2. It is not a perfect procedure
LASIK eye surgery may correct your vision but it does not always imply that it can provide you a ideal vision. Even if analytical reports show that 70% of the clients may have 20/20 vision, this does not always indicate they have perfect vision.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, more information LASIK may not always be the ideal eye surgical treatment the way the majority of people see it
Alternatively, the assessment of the structural part of the eye might be made in a number of methods. It ought to be well kept in mind that a patient with an eye problem might have other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The look of the eye can alert the physician and the patient to troubles in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction.