The eye can be examined with relative ease as to both its function and its structure. A practical evaluation consists of the capability to move in the orbit and the reaction of the pupil to light and accommodation.
The function of the eye may be tested in a number of ways. The client might be asked to identify illuminated letter or objects of differing sizes on exactly what is referred to as the Snellen chart.
Alternatively, the examination of the structural part of the eye may be made in a number of ways. Tension within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased considerably.
It needs to be well remembered that a patient with an eye issue might have other problems. Frequently other physical conditions are main and impact the eye as a effect. The appearance of the eye can inform the patient and the physician to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
Consequently, one's dependence on sight is stressed when one faces a short-term or possible irreversible loss of this important sense. For this reason, when restorative procedures are sought, particular kinds of vision correction such as contact lenses or eyeglasses are recommended.
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 motivate decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only distinction is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The primary function of this surgical treatment is to create a threadlike, rounded "flap" in the cornea using a blade understood as "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.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that individuals need to understand. Probably, the main reason this type of eye surgery has ended up being well accepted is since the majority of its cases had succeeded.
However, Source 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
Because LASIK eye surgery involves the operation of the retina, which is one of the most delicate portions of the eye, the majority of people say that the operation can be really dangerous.
In other words, a basic error could almost cause an person's life time blindness. It is essential to consider many factors prior to choosing whether LASIK eye surgical treatment is the ideal restorative step one has to undergo.
2. It is not a perfect treatment
LASIK eye surgical treatment might fix your vision however it does not necessarily mean that it can give you a perfect vision. Even if statistical reports show that 70% of the clients may 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 constantly be the perfect eye surgery the method the majority of people see it
Alternatively, the assessment of the structural part of the eye might be made in several ways. It ought to be well remembered that a client with an eye problem may have other issues. Frequently other physical conditions are main and affect the eye as a consequence. The appearance of the eye can alert the patient and the doctor to difficulties in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction.