The eye can be examined with relative ease regarding both its function and its structure. A practical examination consists of the ability to move in the orbit and the response of the student to light and accommodation.
The function of the eye might be tested in numerous ways. The patient may be asked to recognize illuminated letter or items of varying sizes on exactly what is known as the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in a number of ways. Stress within the eyeball is determined by a "tonometer." In certain diseases, particularly in glaucoma, the stress in the eyeball is increased considerably.
It should be well remembered that a patient with an eye problem may have other issues. Frequently other physical conditions are primary and affect the eye as a repercussion. The look of the eye can inform the doctor and the client to troubles in some disruptions of other parts of the body even prior to other signs provide themselves.
As a result, one's dependence on sight is stressed when one deals with a possible or momentary permanent loss of this vital sense. When restorative measures are looked for, certain types of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some people are bothered with the fact 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 utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgery is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The main function of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade called "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.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that individuals should understand. Probably, the primary factor why this kind of eye surgical treatment has ended up being well accepted is due to the fact that many of its cases had 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 delicate part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is among the most delicate portions of the eye, many people say that the operation can be very risky.
To puts it simply, a easy link mistake could nearly cause an person's life time blindness. It is important to consider lots of factors prior to choosing whether LASIK eye surgical treatment is the best corrective measure one has to undergo.
2. It is not a best procedure
LASIK eye surgery might correct your vision however it does not always indicate that it can offer you a best vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not necessarily imply they have perfect vision.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the perfect eye surgery the this website way the majority of people see it
Alternatively, the assessment of the structural part of the eye might be made in a number of ways. It must be well remembered that a client with an eye issue might have other problems. Typically other physical conditions are main and affect the eye as a effect. The appearance of the eye can alert the patient and the doctor to problems in some disruptions of other parts of the body even before other symptoms present themselves.
Like its concrete counterpart, LASIK eye surgery is another type of vision correction.