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 pupil to light and lodging.
The function of the eye might be tested in several ways. The client may be asked to recognize illuminated letter or objects of varying sizes on what is understood as the Snellen chart.
Conversely, the examination of the structural part of the eye might be made in numerous methods. Tension within the eyeball is measured by a "tonometer." In certain illness, specifically in glaucoma, the stress in the eyeball is increased significantly.
It needs to be well kept in mind that a patient with an eye problem might have other problems. Often other physical conditions are primary and impact the eye as a consequence. The look of the eye can alert the physician and the patient to problems in some disruptions of other parts of the body even before other signs provide themselves.
Consequently, one's dependence on sight is stressed when one deals with a momentary or possible permanent loss of this essential sense. When restorative steps are sought, certain types of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some individuals are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were developed to encourage decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgery is another form of vision correction. The only difference is that with this type of surgery, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely 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 utilizing a blade understood as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly 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 people should understand. Most likely, the primary reason this kind of eye surgical treatment has become well accepted is since most of its cases had succeeded.
However, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Because LASIK eye surgical treatment includes the operation of the retina, which is among the most delicate parts of the eye, the majority of people state that the operation can be really dangerous.
In other words, a simple mistake could nearly cause an individual's lifetime loss of sight. Hence, it is essential to think about many aspects before choosing whether LASIK eye surgery is the best restorative procedure one needs to undergo.
2. It is not a best procedure
LASIK eye surgery may remedy your vision however it does the original source not always indicate that it can provide you a ideal vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not necessarily indicate they have perfect vision.
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 surgical treatment the way the majority of people see it
Conversely, the assessment of the structural part of the eye may be made in several methods. It needs to be well kept in mind 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 look reference 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 counterpart, LASIK eye surgery is another form of vision correction.