The eye can be examined with relative ease as to both its function and its structure. A functional examination consists of the ability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye might be evaluated in a number of ways. The client may be asked to determine illuminated letter or objects of differing sizes on exactly what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in several methods. Stress within the eyeball is determined by a "tonometer." In certain illness, specifically in glaucoma, the tension in the eyeball is increased considerably.
It needs to be well remembered that a client with an eye problem may have other problems. Typically other physical conditions are primary and affect the eye as a effect. The appearance of the eye can signal the doctor and the patient to troubles in some disturbances of other parts of the body even before other symptoms provide themselves.
One's dependence on sight is highlighted when one deals with a short-lived or possible long-term loss of this vital sense. For this reason, when corrective steps are looked for, certain forms of vision correction such as contact lenses or glasses are recommended.
On the other hand, some individuals 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 established to encourage 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 surgical treatment is another kind of vision correction. The only difference is that with this type of surgical treatment, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The main purpose of this surgery is to create a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, allowing 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 must know. Probably, the primary factor why this kind of eye surgical treatment has actually ended up being well accepted is because most of its cases had succeeded.
However, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation used to the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment includes the operation of the retina, which is among the most delicate parts of the eye, many people say that the operation can be very risky.
Simply puts, a simple error could nearly cause an individual's lifetime blindness. For this reason, it is necessary to consider numerous factors prior to choosing page whether LASIK eye surgical treatment is the best corrective measure one needs to undergo.
2. It is not a best treatment
LASIK eye surgical treatment might remedy your vision however it does not always suggest that it can give you a perfect vision. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not necessarily mean they have ideal vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the ideal eye surgical treatment the way most people see it
On the other hand, the evaluation of the structural part of the eye may be made in several methods. It should be well kept in mind that a client with an eye issue might have other problems. Frequently other physical conditions are main and impact the eye as a consequence. The appearance of the eye can signal the client and the physician to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
Like its concrete equivalent, LASIK eye surgery is another form of vision correction.