The eye can be taken a look at with relative ease regarding both its function and its structure. A functional assessment consists of the capability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye may be tested in several ways. The patient might be asked to identify illuminated letter or objects of varying sizes on exactly what is understood as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in several ways. Tension within the eyeball is measured by a "tonometer." In specific diseases, particularly in glaucoma, the tension in the eyeball is increased noticeably.
It needs to be well kept in mind that a client with an eye problem may have other issues. Frequently other physical conditions are primary and impact the eye as a consequence. The look of the eye can inform the physician and the client to problems in some disturbances of other parts of the body even before other signs present themselves.
One's dependence on sight is highlighted when one deals with a possible or short-lived irreversible loss of this vital sense. When restorative measures are sought, particular forms of vision correction such as contact lenses or spectacles are recommended.
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 factor, advanced surgical operations were established to encourage decreased usage 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 tangible equivalent, LASIK eye surgery is another type of vision correction. The only distinction is that with this kind of surgical treatment, one's vision is fixed permanently.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The main purpose of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade understood as "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.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that individuals need to understand. Probably, the main factor why this kind of eye surgical treatment has ended up being well accepted is due to the fact that the majority of its cases had actually achieved success.
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 this article of the eye
Since LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate parts of the eye, the majority of people say that the operation can be very risky.
To puts it simply, a simple mistake might practically cause an person's life time loss of sight. It is important to think about many aspects before deciding whether LASIK eye surgical treatment is the ideal restorative measure 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 mean that it can offer you a perfect vision. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not always mean they have perfect vision as well.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the perfect eye surgery the method the majority of people see it
On the other hand, the examination of the structural part of the eye may be made in a number of ways. It needs to be well kept in mind that a patient with an eye issue might have other issues. Often other physical conditions are primary and impact the eye as a repercussion. The look of the eye can notify the physician and the patient to problems in some disruptions of other parts of the body even prior to other signs provide themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another form of vision correction.