The eye can be examined with relative ease regarding both its function and its structure. A practical evaluation consists of the ability to move in the orbit and the response of the student to light and lodging.
The function of the eye may be evaluated in a number of methods. The client might be asked to determine illuminated letter or items of differing sizes on exactly what is called the Snellen chart.
On the other hand, the assessment of the structural part of the eye may be made in several methods. Tension within the eyeball is measured by a "tonometer." In certain diseases, specifically in glaucoma, the tension in the eyeball is increased noticeably.
It must be well kept in mind that a client with an eye issue may have other issues. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can alert the physician and the client to problems in some disturbances of other parts of the body even prior to other signs present themselves.
Consequently, one's dependence on sight is stressed when one faces a possible or short-lived irreversible loss of this important sense. Thus, when corrective procedures are sought, certain kinds of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some individuals are troubled with the truth that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to motivate reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another form of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely transformed. This can be done using an "excimer laser."
The primary function of this surgery is to develop a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that wikipedia reference individuals should know. Probably, the primary reason why this type of eye surgical treatment has actually ended up being well accepted is since the majority of its cases had achieved success.
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
Due to the fact that LASIK eye surgical treatment includes the operation of the retina, which is one of the most sensitive parts of the eye, many people say that the operation can be very dangerous.
In other words, a easy mistake could nearly cause an person's lifetime loss of sight. Thus, it is essential to think about lots of elements before choosing whether LASIK eye surgery is the ideal corrective measure one has to go through.
2. It is not a perfect treatment
LASIK eye surgery may correct your vision but it does not necessarily suggest that it can give you a best vision. Even if analytical reports show that 70% of the clients might have 20/20 vision, this does not necessarily indicate they have perfect vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the perfect eye surgical treatment the method many people view it
Conversely, the evaluation of the structural part of the eye may be made in a number of ways. It needs to be well remembered that a patient with an eye problem might have other problems. Often other physical conditions are main and affect the eye as a consequence. The look of the eye can inform the doctor and the patient 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.