The eye can be taken a look at 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 student to light and lodging.
The function of the eye might be evaluated in a number of methods. The client may be asked to determine illuminated letter or objects of differing sizes on what is known as the Snellen chart.
On the other hand, the assessment of the structural part of the eye might be made in numerous ways. Stress within the eyeball is measured by a "tonometer." In particular illness, specifically in glaucoma, the stress in the eyeball is increased noticeably.
It needs to be well remembered that a client with an eye problem might have other problems. Typically other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can inform the patient and the doctor to troubles in some disturbances of other parts of the body even prior to other signs present themselves.
One's dependence on sight is stressed when one deals with a momentary or possible long-term loss of this important sense. For this reason, when restorative measures are looked for, certain types of vision correction such as contact lenses or eyeglasses are recommended.
On the other hand, some individuals 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 developed to encourage reduced usage of contact lenses or glasses. Among 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 surgery is another kind of vision correction. The only difference is that with this kind of surgical treatment, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely changed. This can be done utilizing an "excimer laser."
The main purpose of this surgery is to develop a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people must understand. Most likely, the primary reason that this kind of eye surgical treatment has become well accepted is because the majority of its cases had 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 includes the operation of the retina, which is among the most delicate portions of the eye, the majority of people state that the operation can be really risky.
In other words, a basic error could practically trigger an person's life time blindness. Hence, it is necessary to think about lots of elements before choosing whether LASIK eye surgery is the right restorative measure one has to undergo.
2. It is not a best treatment
LASIK eye surgery might remedy your vision but it does why not find out more not always indicate that it can give you a perfect vision. Even if statistical reports reveal that 70% of the clients might have 20/20 vision, this does not necessarily suggest they have perfect vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the ideal eye surgical treatment the way many people view it
Conversely, the assessment of the structural part of the eye might be made in several methods. It must be well kept in mind that a patient with an eye problem might have other problems. Often other physical conditions are main and impact the eye as a repercussion. The appearance of the eye can inform the patient and the physician to difficulties in some disturbances of other parts of the body even before other signs provide themselves.
Like its concrete equivalent, LASIK eye surgery is another form of vision correction.