The eye can be analyzed with relative ease as to both its function and its structure. A practical examination 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 evaluated in a number of ways. The client may be asked to determine illuminated letter or items of varying sizes on what is referred to as the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In particular illness, particularly in glaucoma, the tension in the eyeball is increased markedly.
Nevertheless, it should be well kept in mind that a client with an eye problem might have other problems as well. Often other physical conditions are primary and impact the eye as a consequence. The look of the eye can inform the patient and the physician to troubles in some disruptions of other parts of the body even prior to other symptoms present themselves.
Subsequently, one's dependence on sight is highlighted when one faces a short-term or possible long-term loss of this essential sense. When restorative measures are sought, certain types of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are bothered with the fact that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage reduced 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 surgical treatment is another type of vision correction. The only distinction is that with this kind of surgery, one's vision is fixed completely.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done utilizing an "excimer laser."
The primary purpose of this surgery is to produce a threadlike, rounded "flap" in the cornea using a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, allowing 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 individuals should know. Probably, the primary reason this kind of eye surgery has actually ended up being well accepted is due to the fact that the majority of its cases had actually achieved success.
In spite of its additional resources success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate parts of the eye, many individuals say that the operation can be very dangerous.
In other words, a easy mistake could nearly trigger an individual's life time loss of sight. It is important to think about many aspects prior to choosing whether LASIK eye surgery is the right restorative measure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgery may fix your vision but it does not necessarily mean that it can provide you a twenty-twenty. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily imply they have perfect vision.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the perfect eye surgical treatment the way a lot of people view it
On the other hand, the evaluation of the structural part of the eye may be made in numerous ways. It should be well kept in mind that a patient with an eye problem may have other issues. Often 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 before other signs provide themselves.
Like its concrete equivalent, LASIK eye surgery is another form of vision correction.