The eye can be examined with relative ease regarding both its function and its structure. A functional evaluation consists of the ability to relocate the orbit and the response of the pupil to light and accommodation.
The function of the eye might be evaluated in a number of methods. The client might be asked to identify illuminated letter or items of differing sizes on exactly what is referred to as the Snellen chart.
On the other hand, the examination 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 illness, especially in glaucoma, the stress in the eyeball is increased noticeably.
Nevertheless, it must be well bore in mind that a patient with an eye problem might have other problems also. Often other physical conditions are main and affect the eye as a repercussion. The look of the eye can notify the client and the doctor to difficulties in some disturbances of other parts of the body even before other symptoms present themselves.
Consequently, one's reliance on sight is stressed when one faces a momentary or possible long-term loss of this essential sense. For this reason, when corrective procedures are looked for, particular forms of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some individuals are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were established to encourage decreased utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment 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 difference is that with this type of surgical treatment, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely transformed. 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 using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people should know. Most likely, the main reason that this type of eye surgical treatment has ended up being well accepted is since the majority of its cases had achieved success.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment includes the operation of the retina, which is one of the most delicate portions of the eye, many people state that the operation can be very dangerous.
To puts it simply, a easy mistake might practically trigger an person's lifetime loss of sight. For this reason, it is very important to think about many aspects prior to deciding whether LASIK eye surgery is the right restorative procedure one needs to go through.
2. It is not a best treatment
LASIK eye surgical treatment might correct your vision but it does not necessarily suggest that it can offer you a perfect vision. Even if analytical reports reveal that 70% of the clients might have 20/20 vision, this does not always suggest they have perfect vision.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgical treatment the method the majority of people see it
Alternatively, the assessment of the structural advice part of the eye might be made in numerous methods. It needs to be well remembered that a patient with an eye problem might have other problems. Often other physical conditions are main and affect the eye as a repercussion. The appearance of the eye can notify the physician and the client to troubles in some disruptions of other parts of the body even before other symptoms provide themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another kind of vision correction.