The eye can be examined with relative ease regarding both its function and its structure. A practical evaluation includes the capability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be evaluated in numerous methods. The patient may be asked to identify illuminated letter or objects of varying sizes on what is known as the Snellen chart.
On the other hand, 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 particular diseases, particularly in glaucoma, the tension in the eyeball is increased considerably.
It should be well kept in mind that a client with an eye problem may have other issues. Often other physical conditions are main and affect the eye as a consequence. The look of the eye can signal the doctor and the client to problems in some disruptions of other parts of the body even prior to other symptoms provide themselves.
Subsequently, one's reliance on sight is emphasized when one faces a possible or temporary permanent loss of this important sense. When restorative steps are looked for, certain kinds of vision correction such as contact lenses or glasses are recommended.
On the other hand, some individuals are bothered with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were established to encourage reduced usage of contact lenses or glasses. One of 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 tangible equivalent, LASIK eye surgery is another kind of vision correction. The only distinction is that with this type of surgery, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The main function of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling much 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 must understand. Probably, the primary reason that this type of eye surgical treatment has actually become well accepted is due to the fact that most of its cases had been successful.
However, 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
Since 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.
Simply puts, a basic error might almost trigger an individual's lifetime loss of sight. Thus, it is very important to think about lots of elements prior to deciding whether LASIK eye surgery is the best corrective step one needs to go through.
2. It is not a best procedure
LASIK eye surgery may remedy your vision however it does not always imply that it can provide you a best vision. Even if analytical reports show that 70% of the patients might have 20/20 vision, this does not necessarily suggest they have perfect vision as well.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgical treatment the method the majority of people see it
Conversely, the examination of the structural part of the eye may be made in a number of methods. It must be well kept in mind that a patient with an eye issue may have other issues. Often other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can signal the patient and the doctor to problems in some disturbances of other parts of the body even prior to other signs provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another form view it of vision correction.