The eye can be analyzed with relative ease as to both its function and its structure. A practical evaluation consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in a number of ways. The patient might be asked to recognize illuminated letter or objects of differing sizes on what is called the Snellen chart.
On the other hand, the assessment of the structural part of the eye may be made in a number of methods. Stress within the eyeball is determined by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased considerably.
Nevertheless, it needs to be well kept in mind that a client with an eye issue may have other issues too. Frequently other physical conditions are main and impact the eye as a repercussion. The look of the eye can signal the client and the physician to problems in some disruptions of other parts of the body even before other symptoms present themselves.
Consequently, one's reliance on sight is highlighted when one faces a temporary or possible permanent loss of this essential sense. For this reason, when restorative procedures are sought, specific forms of vision correction such as contact lenses or eyeglasses are recommended.
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 reason, advanced surgical operations were developed to encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short-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 surgery, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The main function of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea utilizing a blade understood 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
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people must understand. Probably, the main reason that this kind of eye surgery has actually ended up being well accepted is because most 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 involves the operation of the retina, which is among the most sensitive parts of the eye, many people say that the operation can be very risky.
In other words, a simple error could practically cause an person's life time blindness. It is essential to think about many elements before choosing whether LASIK eye surgery is the best corrective step one has to go through.
2. It is not a ideal procedure
LASIK eye surgical treatment might remedy your vision however it does not always imply that it can give you a ideal vision. Even if analytical reports show that 70% of the patients may have 20/20 vision, this does not necessarily imply they have ideal vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the ideal eye surgery the way many people see it
Alternatively, the assessment of the structural part of the read here eye might be made in a number of ways. It should be well kept in mind that a client with an eye issue might have other problems. Typically other physical conditions are main and affect the eye as a repercussion. The look of the eye can inform the patient and the physician to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its concrete equivalent, LASIK eye surgery is another type of vision correction.