The eye can be examined with relative ease regarding both its function and its structure. A functional assessment includes the ability to relocate the orbit and the response of the pupil to light and accommodation.
The function of the eye might be tested in a number of methods. The client may be asked to determine illuminated letter or objects of varying sizes on what is understood as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In specific diseases, particularly in glaucoma, the stress in the eyeball is increased significantly.
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 effect. The appearance of the eye can signal the client and the physician to problems in some disturbances of other parts of the body even prior to other signs provide themselves.
One's reliance on sight is emphasized when one deals with a momentary or possible permanent loss of this essential sense. When restorative measures are looked for, specific forms of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are troubled 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 utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgical treatment is another form of vision correction. The only difference is that with this kind of surgery, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The main purpose of this surgery is to develop a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding Lasik and laser processing, the cornea is lastly reformed, permitting better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people must understand. Probably, the primary factor why this type of eye surgery has ended up being well accepted is due to the fact that many of its cases had actually been effective.
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
Since LASIK eye surgery involves the operation of the retina, which is one of the most sensitive parts of the eye, many people state that the operation can be very dangerous.
In other words, a simple mistake could almost trigger an individual's lifetime loss of sight. It is important to think about many elements prior to deciding whether LASIK eye surgery is the best corrective measure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgical treatment may remedy your vision however it does not necessarily indicate that it can give you a best vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision also.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not constantly be the perfect eye surgical treatment the way the majority of people see it
Conversely, the assessment of the structural part of the eye may be made in a number of methods. It should be well remembered that a client with an eye problem may have other problems. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye can notify the patient and the physician to troubles in some disturbances of other parts of the body even before other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction.