The eye can be analyzed with relative ease as to both its function and its structure. A functional assessment consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in numerous ways. The patient might be asked to recognize illuminated letter or objects of differing sizes on what is called the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in a number of ways. Stress within the eyeball is measured by a "tonometer." In particular diseases, especially in glaucoma, the stress in the eyeball is increased considerably.
Nevertheless, it needs to be well kept in mind that a patient with an eye problem might have other problems too. Typically other physical conditions are main and affect the eye as a consequence. The look of the eye can signal the physician and the patient to difficulties in some disruptions of other parts of the body even before other signs present themselves.
Consequently, one's dependence on sight is stressed when one faces a possible or short-term permanent loss of this important sense. Hence, when restorative measures are looked for, certain kinds of vision correction such as contact lenses or glasses are recommended.
On the other hand, some people are troubled with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to motivate decreased utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgery is another type of vision correction. The only distinction is that with this kind of surgery, one's vision is remedied completely.
With LASIK eye surgery, the refractive errors in the cornea are permanently transformed. This can be done using an "excimer laser."
The main purpose of this surgery is to create 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, allowing much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of find the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people should know. Probably, the primary reason that this type of eye surgical treatment has actually ended up being well accepted is since the majority of its cases had actually achieved success.
In spite of its success, there are still some drawbacks. 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 surgical treatment involves the operation of the retina, which is one of the most sensitive portions of the eye, the majority of people state that the operation can be extremely risky.
To puts it simply, a easy mistake could practically trigger an individual's life time blindness. It is important to consider lots of factors prior to deciding whether LASIK eye surgery is the ideal corrective procedure one has to undergo.
2. It is not a best treatment
LASIK eye surgical treatment may remedy your vision but it does not always suggest that it can provide you a twenty-twenty. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always imply they have ideal vision also.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the perfect eye surgical treatment the method the majority of people view it
On the other hand, the evaluation of the structural part of the eye might be made in a number of ways. It must 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 consequence. The look of the eye can signal the client and the doctor to problems in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction.