The eye can be examined with relative ease as to both its function and its structure. A practical assessment consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in a number of methods. The client might be asked to identify illuminated letter or objects of varying sizes on exactly 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 measured by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased significantly.
However, it ought to be well bore in mind that a client with an eye problem might have other issues too. Typically other physical conditions are main and affect the eye as a effect. The appearance 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.
One's reliance on sight is emphasized when one faces a possible or short-term long-term loss of this crucial sense. Thus, when restorative steps are sought, certain types of vision correction such as contact lenses or spectacles are recommended.
On the other hand, some individuals are troubled with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were established to motivate reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only distinction is that with this type of surgery, one's vision is fixed completely.
With LASIK eye surgery, the refractive mistakes in the cornea are completely transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to produce 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 better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that people should understand. Probably, the main reason that this type of eye surgical treatment has actually ended up being well accepted is because the majority of its cases had achieved success.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate portions of the eye, a lot of people say that the operation can be extremely dangerous.
Simply puts, a basic error could practically trigger an person's life time blindness. Hence, it is very important to think about lots of elements prior to choosing whether LASIK eye surgery is the best restorative procedure one needs to go through.
2. It is not a best treatment
LASIK eye surgical treatment may remedy your vision but it does not always indicate that it can provide you a twenty-twenty. Even if analytical reports show that 70% of the patients may have 20/20 vision, this does not necessarily imply they have ideal vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might he said not constantly be the ideal eye surgery the way the majority of people see it
Alternatively, the assessment of the structural part of the eye might be made in a number of ways. It should be well kept in mind that a patient with an eye problem may have other issues. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can alert the client and the physician to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction.