The eye can be taken a look at with relative ease as to both its function and its structure. A practical evaluation includes the ability to move in 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 patient might be asked to recognize illuminated letter or objects of differing sizes on what is called the Snellen chart.
Conversely, the assessment of the structural part of the eye may be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In certain illness, especially in glaucoma, the tension in the eyeball is increased significantly.
Nevertheless, it should be well remembered that a patient with an eye problem may have other issues too. Frequently other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can signal the client and the doctor to problems in some disruptions of other parts of the body even before other signs present themselves.
One's dependence on sight is highlighted when one faces a short-term or possible long-term loss of this vital sense. When corrective steps are sought, particular types of vision correction such as contact lenses or eyeglasses 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 reason, advanced surgeries were developed to encourage reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another type of vision correction. The only difference is that with this type of surgery, one's vision is corrected completely.
With LASIK eye surgery, the refractive errors in the cornea are permanently changed. This can be done using an "excimer laser."
The main function of this surgical treatment is to develop a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that people should know. Probably, the main reason that this kind of eye surgical treatment has actually become well accepted is since the majority of its cases had actually succeeded.
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
Due to the fact that LASIK eye surgical treatment involves the operation of the retina, which is among the most delicate parts of the eye, a lot of individuals say that the operation can be very dangerous.
To puts it simply, a easy error could almost trigger an individual's lifetime blindness. It is essential to consider many aspects before choosing whether LASIK eye surgical treatment is the best corrective procedure one has to go through.
2. It is not a perfect treatment
LASIK eye surgical treatment might fix your vision but it does not necessarily mean that it can provide you a perfect vision. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily mean they have perfect vision as well.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect eye surgery the my sources way many people see it
Alternatively, the examination of the structural part of the eye might be made in several ways. It should be well remembered that a client with an eye issue might have other problems. Typically other physical conditions are primary and affect the eye as a effect. The look of the eye can alert the client and the doctor to difficulties in some disturbances of other parts of the body even before other signs provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction.