The eye can be examined with relative ease as to both its function and its structure. A functional evaluation consists of the capability to move in the orbit and the reaction of the student to light and accommodation.
The function of the eye may be evaluated in a number of ways. The client may be asked to recognize illuminated letter or objects of varying sizes on exactly what is called the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in several methods. Stress within the eyeball is measured by a "tonometer." In specific diseases, particularly in glaucoma, the stress in the eyeball is increased markedly.
It needs to be well kept in mind that a patient with an eye problem may have other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The appearance of the eye can signal the patient and the doctor to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
Subsequently, one's dependence on sight is highlighted when one deals with a possible or momentary permanent loss of this crucial sense. Thus, when restorative steps are looked for, certain types of vision correction such as contact lenses or glasses are recommended.
On the other hand, some individuals 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 developed to encourage decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgery is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is remedied permanently.
With LASIK eye surgery, the refractive errors in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The main function of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade known as "microkeratome." In a series of unfolding 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 surgical treatment, there are still disadvantages that individuals must understand. Most likely, the main reason that this type of eye surgery has actually become well accepted is because many of its cases had succeeded.
Nevertheless, 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 surgical treatment involves the operation of the retina, which is among the most delicate portions of the eye, the majority of people say that the operation can be extremely risky.
To puts it simply, a simple mistake might practically trigger an person's lifetime blindness. It is crucial to consider many factors before choosing whether LASIK eye surgical treatment is the best restorative measure one has to undergo.
2. It is not a ideal treatment
LASIK eye surgical treatment may fix your vision however it does not necessarily mean that it can provide you a best vision. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily indicate they have perfect vision.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK navigate to this site may not constantly be the perfect eye surgical treatment the way most people view it
Conversely, the assessment of the structural part of the eye may be made in numerous our website ways. It should be well kept in mind that a patient with an eye problem might have other issues. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can notify the doctor and the client to difficulties in some disruptions of other parts of the body even before other symptoms present themselves.
Like its tangible equivalent, LASIK eye surgery is another kind of vision correction.