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 accommodation.
The function of the eye may be tested in a number of methods. The patient might be asked to identify illuminated letter or objects of differing sizes on what is called the Snellen chart.
Alternatively, the assessment of the structural part of the eye might be made in a number of ways. Stress within the eyeball is determined by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased noticeably.
Nevertheless, it needs to be well bore in mind that a patient with an eye issue may have other issues also. Frequently other physical conditions are main and impact the eye as a repercussion. The appearance of the eye can alert the client and the doctor to problems in some disruptions of other parts of the body even before other symptoms provide themselves.
One's dependence on sight is stressed when one faces a momentary or possible irreversible loss of this vital sense. When restorative measures are looked for, certain forms of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some individuals are troubled 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 utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another form of vision correction. The only difference is that with this kind of surgical treatment, one's vision is corrected permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The main purpose of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea using a blade understood as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people need to know. Most likely, the primary reason that this kind of eye surgery has actually become well accepted is since most of its cases had achieved success.
However, 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, which is one of the most sensitive portions of the eye, the majority of people say that the operation can be really dangerous.
Simply puts, a official website simple error might almost cause an person's life time blindness. It is essential to consider many factors prior to choosing whether LASIK eye surgical treatment is the best corrective procedure one has to go through.
2. It is not a perfect procedure
LASIK eye surgery might remedy your vision but it does not always indicate that it can offer you a twenty-twenty. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily imply they have ideal vision as well.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect eye surgery the method the majority of people see it
Alternatively, the assessment of the structural part of the eye might be made in several ways. It should 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 consequence. The appearance of the eye can signal the client and the doctor to troubles in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another form of vision correction.