The eye can be examined with relative ease as to both its function and its structure. A practical examination includes the ability to relocate the orbit and the reaction of the student to light and lodging.
The function of the eye may be checked in a number of methods. The patient might be asked to determine illuminated letter or objects of varying sizes on what is referred to as the Snellen chart.
Conversely, the examination of the structural part of the eye may be made in several ways. Stress within the eyeball is measured by a "tonometer." In certain illness, particularly in glaucoma, the tension in the eyeball is increased considerably.
Nevertheless, it must be well remembered that a patient with an eye problem might have other issues too. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can inform the physician and the patient to difficulties in some disruptions of other parts of the body even before other signs provide themselves.
As a result, one's dependence on sight is emphasized when one deals with a possible or short-term long-term loss of this important sense. When restorative measures are sought, specific forms of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are troubled with that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were established to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to create 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, enabling much 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 people must know. Probably, the primary reason this type of eye surgical treatment has become well accepted is because most of its cases had actually succeeded.
Nevertheless, 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 surgery includes the operation of the retina, which is one of the most delicate portions of the eye, many people state that the operation can be really risky.
Simply puts, a basic error could nearly trigger an individual's lifetime blindness. It is crucial to think about lots of factors prior to choosing whether LASIK eye surgery is the right restorative procedure one has to go through.
2. It is not a ideal treatment
LASIK eye surgical treatment might remedy your vision more however it does not always suggest that it can offer you a best vision. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not always suggest they have ideal vision as well.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the ideal eye surgery the way many individuals view it
On the other hand, the assessment of the structural part of the eye may be made in numerous ways. It ought to be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are main and affect the eye as a consequence. The look of the eye can alert the client and the physician to difficulties in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction.