The eye can be analyzed with relative ease regarding both its function and its structure. A functional evaluation consists of the capability to move in the orbit and the response of the student to light and lodging.
The function of the eye might be checked in numerous ways. The patient may be asked to determine illuminated letter or things of varying sizes on what is known as the Snellen chart.
Alternatively, the assessment of the structural part of the eye may be made in a number of methods. Tension within the eyeball is measured by a "tonometer." In certain illness, specifically in glaucoma, the tension in the eyeball is increased considerably.
It must be well kept in mind that a client with an eye problem might have other problems. Frequently other physical conditions are main and impact the eye as a consequence. The appearance of the eye can notify the physician and the patient to difficulties in some disturbances of other parts of the body even prior to other signs provide themselves.
As a result, one's reliance on sight is emphasized when one faces a possible or momentary permanent loss of this crucial sense. When restorative procedures are sought, certain types of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are troubled with the reality that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage decreased utilization of contact lenses or glasses. One of 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 counterpart, LASIK eye surgery is another type of vision correction. The only difference is that with this kind of surgical treatment, one's vision is fixed completely.
With LASIK eye surgery, the refractive mistakes in the cornea are permanently transformed. This can be done using an "excimer laser."
The main purpose of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade understood as "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
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people must understand. Most likely, the primary reason why this kind of eye surgical treatment has become well accepted is due to the fact that the majority of its cases had actually been successful.
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 parts of the eye, many people say that the operation can be extremely risky.
To puts it simply, a easy error might nearly cause an person's life time blindness. Hence, it is very important to consider lots of factors before choosing whether LASIK eye surgical treatment is the right restorative measure one has to go through.
2. It is not a ideal treatment
LASIK eye surgical treatment may correct your vision but it does not necessarily imply that it can give you a ideal vision. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not always suggest they have perfect vision as well.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the perfect eye surgery the method many people see it
Alternatively, the assessment of the structural part of the eye might be made in several ways. It must be well helpful hints remembered that a patient with an eye problem may have other problems. Often other physical conditions are main and affect the eye as a consequence. The look of the eye can signal the client and the doctor to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction.