The eye can be examined with relative ease as to both its function and its structure. A functional assessment includes the capability 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 client may be asked to determine illuminated letter or objects of varying sizes on exactly what is known as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased considerably.
It ought to be well kept in mind that a patient with an eye issue might have other issues. Frequently other physical conditions are primary and affect the eye as a consequence. 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.
Consequently, one's dependence on sight is stressed when one deals with a possible or temporary irreversible loss of this vital sense. When restorative procedures are looked for, specific types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are troubled with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to motivate decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgical treatment is another kind of vision correction. The only distinction is that with this kind of surgical treatment, one's vision is corrected permanently.
With see page LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently changed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to develop 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
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that individuals should know. Most likely, the main reason this kind of eye surgical treatment has ended up being well accepted is due to the fact that most of its cases had actually succeeded.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is one of the most sensitive parts of the eye, many people say that the operation can be really risky.
To puts it simply, a simple mistake could practically cause an individual's lifetime loss of sight. It is crucial to consider numerous factors prior to deciding whether LASIK eye surgical treatment is the best corrective procedure one has to undergo.
2. It is not a best procedure
LASIK eye surgical treatment may remedy your vision but it does not always imply that it can offer you a perfect vision. Even if analytical reports show that 70% of the patients may have 20/20 vision, this does not always mean they have ideal vision too.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgery the way many people see it
Conversely, the examination of the structural part of the eye might be made in numerous methods. It must be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can signal the patient and the physician to troubles in some disturbances of other parts of the body even before other signs provide themselves.
Like its concrete equivalent, LASIK eye surgery is another form of vision correction.