The eye can be examined with relative ease regarding both its function and its structure. A practical evaluation includes the ability to move in the orbit and the response of the pupil to light and lodging.
The function of the eye may be tested in numerous ways. The patient might be asked to determine illuminated letter or objects of differing sizes on what is called the Snellen chart.
Conversely, the assessment of the structural part of the eye may be made in numerous ways. Stress within the eyeball is determined by a "tonometer." In certain illness, particularly in glaucoma, the tension in the eyeball is increased markedly.
It should be well kept in mind that a patient with an eye problem may have other problems. Typically other physical conditions are primary and affect the eye as a repercussion. The look of the eye can inform the patient and the doctor to difficulties in some disruptions of other parts of the body even before other signs provide themselves.
As a result, one's dependence on sight is highlighted when one deals with a short-term or possible long-term loss of this vital sense. Thus, when restorative measures are looked for, certain types of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are troubled with the reality 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 usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only difference is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This my site can be done using an "excimer laser."
The main purpose of this surgery is to produce 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 lastly 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 surgical treatment, there are still disadvantages that individuals need to understand. Most likely, the primary reason that this kind of eye surgery has become well accepted is since the majority of its cases had achieved success.
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
Because LASIK eye surgical treatment includes the operation of the retina, my link which is among the most sensitive portions of the eye, many people state that the operation can be really risky.
Simply puts, a simple mistake could almost trigger an person's life time loss of sight. For this reason, it is very important to think about numerous factors prior to deciding whether LASIK eye surgery is the best corrective measure one needs to go through.
2. It is not a perfect procedure
LASIK eye surgical treatment may correct your vision however it does not always indicate that it can give you a perfect vision. Even if analytical reports reveal that 70% of the patients might have 20/20 vision, this does not necessarily suggest they have ideal vision also.
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 surgery the method many people see it
On the other hand, the evaluation of the structural part of the eye might be made in numerous methods. It ought to be well kept in mind that a patient with an eye issue may have other issues. Frequently other physical conditions are main and affect the eye as a effect. The appearance of the eye can signal the client and the physician to problems in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.