The eye can be analyzed with relative ease as to both its function and its structure. A practical evaluation includes the capability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in several methods. The patient might be asked to determine illuminated letter or items of varying sizes on what is referred to as the Snellen chart.
On the other hand, the assessment of the structural part of the eye might be made in several ways. Tension within the eyeball is determined by a "tonometer." In specific diseases, especially in glaucoma, the tension in the eyeball is increased significantly.
It must be well remembered that a patient with an eye issue may have other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The look of the eye can notify the patient and the doctor to troubles in some disturbances of other parts of the body even prior to other signs present themselves.
One's dependence on sight is emphasized when one deals with a possible or short-term permanent loss of this important sense. Hence, when corrective measures are sought, particular types of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed to encourage reduced usage of contact lenses or glasses. Among 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 counterpart, LASIK eye surgical treatment is another form of vision correction. The only difference is that with this kind of surgical treatment, one's vision is corrected completely.
With LASIK eye surgery, the refractive mistakes in the cornea are permanently transformed. This can be done utilizing an "excimer laser."
The main function of this surgery is to create a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that individuals need to understand. Probably, the main reason this type of eye surgery has become well accepted is because the majority of its cases had actually been effective.
Nevertheless, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation used to the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment includes the operation of the retina, which is navigate to this site one of the most delicate parts site of the eye, the majority of people state that the operation can be really dangerous.
Simply puts, a basic mistake could almost cause an person's lifetime blindness. For this reason, it is crucial to think about many aspects before deciding whether LASIK eye surgical treatment is the best restorative step one needs to go through.
2. It is not a perfect procedure
LASIK eye surgical treatment may remedy your vision however it does not necessarily suggest that it can give you a best 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.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the ideal 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 ways. It must be well kept in mind that a client with an eye problem might have other problems. Typically other physical conditions are primary and affect the eye as a effect. The appearance of the eye can inform the client and the physician to problems in some disturbances of other parts of the body even before other symptoms present themselves.
Like its concrete counterpart, LASIK eye surgery is another form of vision correction.