The eye can be examined with relative ease regarding 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 may be tested in a number of ways. The client might be asked to recognize illuminated letter or objects of varying sizes on exactly what is called the Snellen chart.
On the other hand, the evaluation of the structural part of the eye may be made in a number of methods. Stress within the eyeball is determined by a "tonometer." In particular diseases, particularly in glaucoma, the tension in the eyeball is increased noticeably.
However, it needs to be well remembered that a client with an eye issue may have other issues also. Typically other physical conditions are primary and affect the eye as a effect. The appearance of the eye can inform the patient and the physician to troubles in some disturbances of other parts of the body even prior to other symptoms present themselves.
Subsequently, one's reliance on sight is emphasized when one faces a possible or momentary irreversible loss of this crucial sense. When restorative procedures 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 reality 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 usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery 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 distinction is that with this kind of surgery, one's vision is corrected completely.
With LASIK eye surgery, the refractive mistakes in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgical treatment is to create a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people should know. Probably, the primary reason this type of eye surgery has actually ended up being well accepted is because most of its cases had actually succeeded.
In spite of its success, there are still some downsides. Here is the list:
1. It is an operation like it applied to the most delicate part of the eye
Due to the fact that LASIK eye surgery involves the operation of the retina, which is one of the most sensitive portions of the eye, most people state that the operation can be extremely risky.
In other words, a simple mistake could nearly cause an individual's lifetime loss of sight. Hence, it is important to consider many elements prior to deciding whether LASIK eye surgery is the best restorative procedure one has to go through.
2. It is not a ideal treatment
LASIK eye surgical treatment may remedy your vision but it does not necessarily suggest that it can offer you a twenty-twenty. Even if analytical reports reveal that 70% of the clients may have 20/20 vision, this does not always suggest they have perfect vision as well.
Given 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 method most individuals see it
Alternatively, the examination of the structural part of the eye may be made in several ways. It needs to be well remembered that a client with an eye problem might have other problems. Often other physical conditions are main and impact the eye as a repercussion. The look of the eye can inform the physician and the client to troubles in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Like its concrete counterpart, LASIK eye surgery is another type of vision correction.