The eye can be examined with relative ease regarding both its function and its structure. A practical assessment consists of the capability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye may be checked in several ways. The patient might be asked to identify illuminated letter or objects of differing sizes on exactly what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in numerous ways. Stress within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased significantly.
It must be well kept in mind that a patient with an eye problem might have other issues. Often other physical conditions are primary and affect the eye as a repercussion. The look of the eye can alert the patient and the physician to troubles in some disturbances of other parts of the body even before other symptoms provide themselves.
One's dependence on sight is stressed when one deals with a possible or temporary irreversible loss of this essential sense. For this reason, when restorative steps are sought, specific types of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some individuals are troubled with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were developed to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another type of vision correction. The only distinction is that with this kind of see this surgical treatment, one's vision is corrected permanently.
With LASIK eye surgery, the refractive errors in the cornea are completely changed. This can be done utilizing an "excimer laser."
The main purpose of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people should know. Most likely, the primary reason this type of eye surgical treatment has become well accepted is because the majority of its cases had achieved success.
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
Due to the fact that LASIK eye surgical treatment involves the operation of the retina, which is one of the most sensitive parts of the eye, many people state that the operation can be extremely risky.
In other words, a simple error could nearly trigger an person's lifetime blindness. It is crucial to think about numerous elements prior to deciding whether LASIK eye surgery is the best corrective procedure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgical treatment might correct your vision but it does not always imply that it can provide you a best vision. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not necessarily imply they have perfect vision.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgery the method many people see it
Alternatively, the examination of the structural part of the eye might be made in numerous ways. It should be well remembered that a client with an eye issue may have other issues. Frequently other physical conditions are main and affect the eye as a consequence. The appearance of the eye can signal the physician and the patient to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgery is another kind of vision correction.