The eye can be examined with relative ease regarding both its function and its structure. A practical examination consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be evaluated in several methods. The patient may be asked to recognize illuminated letter or items of differing sizes on what is called the Snellen chart.
Alternatively, the examination of the structural part of the eye might be made in several methods. Stress within the eyeball is measured by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased significantly.
However, it must be well kept in mind that a patient with an eye issue might have other issues as well. Often other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can inform the physician and the patient to problems in some disruptions of other parts of the body even before other symptoms present themselves.
Subsequently, one's dependence on sight is highlighted when one faces a temporary or possible irreversible loss of this important sense. When corrective steps are looked for, particular kinds of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with that they have actually some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another form of vision correction. The only difference is that with this type of surgical treatment, one's vision is corrected completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently changed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea using a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling better the eye to direct more light into the find more retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that individuals need to know. Probably, the primary reason this type of eye surgical treatment has become well accepted is due to the fact that the majority of its cases had actually succeeded.
In spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Due to the fact his comment is here that LASIK eye surgery involves the operation of the retina, which is among the most delicate parts of the eye, many people say that the operation can be extremely risky.
In other words, a easy mistake might almost trigger an person's life time blindness. It is important to consider numerous aspects prior to choosing whether LASIK eye surgery is the ideal restorative procedure one has to go through.
2. It is not a perfect treatment
LASIK eye surgical treatment might remedy your vision however it does not always indicate that it can provide you a best vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not always imply they have ideal vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect eye surgery the method many individuals view it
Alternatively, the evaluation of the structural part of the eye might be made in important source a number of methods. It ought to be well kept in mind that a patient with an eye problem may have other issues. Often other physical conditions are main and impact the eye as a consequence. The appearance of the eye can notify the patient and the physician to troubles in some disruptions of other parts of the body even before other signs provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction.