The eye can be analyzed with relative ease as to both its function and its structure. A functional examination 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 several ways. The patient may be asked to determine illuminated letter or things of varying sizes on what is called the Snellen chart.
Conversely, the assessment 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 particular illness, especially in glaucoma, the stress in the eyeball is increased significantly.
However, it must be well kept in mind that a patient with an eye problem may have other problems as well. Typically other physical conditions are primary and impact the eye as a effect. The appearance of the eye can notify the patient and the physician to difficulties in some disturbances of other parts of the body even prior to other symptoms present themselves.
One's reliance on sight is emphasized when one deals with a short-lived or possible irreversible loss of this essential sense. When restorative steps are sought, particular types of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some individuals are bothered with the truth that they have actually some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to motivate decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgery 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 surgical treatment, the refractive mistakes in the cornea are permanently changed. This can be done using an "excimer laser."
The main purpose of this surgical treatment is to create a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, allowing better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still about his disadvantages that people need to understand. Most likely, the primary factor why this kind of eye surgery has become well accepted is because many of its cases had been effective.
In spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment includes the operation of the retina, which is among the most delicate parts of the eye, the majority of people say that the operation can be really dangerous.
In other words, a basic error could nearly cause an person's lifetime loss of sight. Thus, it is necessary to think about lots of aspects prior to deciding whether LASIK eye surgical treatment is the right corrective procedure one needs to go through.
2. It is not a best treatment
LASIK eye surgery might correct your vision however it does not necessarily mean that it can provide you a twenty-twenty. Even if analytical reports show that 70% of the clients may have 20/20 vision, this does not always imply they have perfect vision as well.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the perfect eye surgical treatment the way the majority of people see it
Conversely, the evaluation of the structural part of the eye might be made in numerous methods. It should be well kept in mind that a patient with an eye issue might have other problems. Often other physical conditions are primary and impact the eye as a effect. The look of the eye can inform the client and the doctor to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another type of vision correction.