The eye can be taken a look at with relative ease as to both its function and its structure. A functional assessment 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 identify illuminated letter or items of varying sizes on what is known as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In specific illness, particularly in glaucoma, the stress in the eyeball is increased considerably.
Nevertheless, it ought to be well kept in mind that a patient with an eye issue may have other problems as well. Frequently other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the physician and the patient to troubles in some disturbances of other parts of the body even before other signs provide themselves.
One's reliance on sight is emphasized when one faces a short-term or possible irreversible loss of this essential sense. Hence, when corrective steps are sought, specific kinds of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are bothered with the truth that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to encourage 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 equivalent, LASIK eye surgery is another form of vision correction. The only difference is that with this kind of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently transformed. This can be done utilizing an "excimer laser."
The primary purpose of this surgery is to develop a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people must understand. Probably, the primary reason this kind of eye surgery has ended up being well accepted is because many of its cases had succeeded.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most sensitive 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 say that the operation can be really risky.
In other words, a easy mistake might almost cause an person's life time loss of sight. It is crucial to think about many factors before deciding whether LASIK eye surgery is the best corrective step one has to go through.
2. It is not a best treatment
LASIK eye surgical treatment might remedy your vision however it does not always suggest that it can offer you a perfect vision. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always suggest they have perfect vision also.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical sites treatment the method a lot of people view it
On the other hand, the examination of the structural part of the eye may be made in several methods. It needs to be well kept in mind that a client with an eye problem may have other issues. Frequently other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the doctor and the patient to difficulties in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction.