The eye can be analyzed with relative ease as to both its function and its structure. A functional evaluation consists of the ability to move in the orbit and the reaction of the pupil to light and accommodation.
The function of the eye might be checked in numerous methods. The patient might be asked to recognize illuminated letter or objects of differing sizes on what is called the Snellen chart.
On the other hand, the examination 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 diseases, especially in glaucoma, the stress in the eyeball is increased markedly.
Nevertheless, it must be well bore in mind that a patient with an eye issue may have other problems also. Frequently other physical conditions are primary and impact the eye as a effect. The look of the eye can inform the doctor and the patient to troubles in some disturbances of other parts of the body even before other symptoms present themselves.
Consequently, one's reliance on sight is emphasized when one deals with a temporary or possible long-term loss of this vital sense. When corrective procedures are sought, specific kinds of vision correction such as contact lenses or eyeglasses 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 established to motivate reduced 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 concrete counterpart, LASIK eye surgical treatment is another kind of vision correction. The only difference is great site that with this type of surgery, discover this one's vision is corrected permanently.
With LASIK eye surgery, the refractive mistakes in the cornea are completely changed. 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 much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people need to know. Most likely, the primary factor why this kind of eye surgical treatment has actually ended up being well accepted is since the majority of its cases had succeeded.
However, in spite of its success, there are still some downsides. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most sensitive portions of the eye, most people say that the operation can be very dangerous.
Simply puts, a basic error might practically cause an individual's lifetime loss of sight. It is essential to consider lots of elements prior to deciding whether LASIK eye surgical treatment is the ideal corrective measure one has to undergo.
2. It is not a best treatment
LASIK eye surgery may fix your vision but it does not necessarily indicate that it can provide you a perfect vision. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not always mean they have perfect vision.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the ideal eye surgery the method many people view it
Conversely, the examination of the structural part of the eye might be made in numerous ways. It should be well kept in mind that a client with an eye issue might have other problems. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye can signal the doctor and the client to troubles in some disruptions of other parts of the body even before other signs provide themselves.
Like its tangible equivalent, LASIK eye surgery is another form of vision correction.