The eye can be analyzed with relative ease as to both its function and its structure. A functional evaluation includes the capability to move in the orbit and the reaction of the student to light and lodging.
The function of the eye may be evaluated in numerous methods. The patient may be asked to determine illuminated letter or items 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 several methods. Tension within the eyeball is determined by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased noticeably.
It must be well remembered that a patient with an eye issue might have other issues. Often other physical conditions are primary and affect the eye as a repercussion. The appearance of the eye can inform the patient and the doctor to problems in some disruptions of other parts of the body even before other symptoms provide themselves.
One's reliance on sight is highlighted when one faces a possible or temporary long-term loss of this essential sense. When restorative procedures are looked for, certain kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some individuals are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed to motivate reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, 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 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 using an "excimer laser."
The primary function of this surgery is to create a threadlike, rounded "flap" in the cornea utilizing a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling 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 individuals must understand. Probably, the main reason this type of eye surgery has become well accepted is due to the fact that many of its cases had actually succeeded.
However, 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
Since LASIK eye surgery involves the operation of the retina, which is one of the most delicate portions of the eye, many people say that the operation can be extremely dangerous.
In other words, a easy my blog error could nearly trigger an person's life time loss of sight. It is essential to think about many aspects before choosing whether LASIK eye surgical treatment is the right restorative procedure one has to go through.
2. It is not a best procedure
LASIK eye surgical treatment might fix your vision but it does not necessarily indicate that it can give you a twenty-twenty. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not necessarily suggest they have perfect vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgical treatment the method the majority of people see it
On the other hand, the examination of the structural part of the eye might be made in a number of methods. It needs to be well kept in mind that a client with an eye issue might have other issues. Typically other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can notify the doctor and the patient to difficulties in some disturbances of other parts of the body even before other signs present themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction.