The eye can be analyzed with relative ease regarding both its function and its structure. A functional evaluation consists of the capability to move in the orbit and the reaction of the pupil to light and lodging.
The function of the eye may be checked in several methods. The client may be asked to recognize illuminated letter or objects of differing sizes on exactly what is called the Snellen chart.
Alternatively, the evaluation of the structural part of the eye might be made in numerous ways. Stress within the eyeball is measured by a "tonometer." In particular diseases, particularly in glaucoma, the tension in the eyeball is increased markedly.
Nevertheless, it needs to be well kept in mind that a patient with an eye problem may have other problems too. Frequently other physical conditions are main and impact the eye as a consequence. The look of the eye can inform the patient and the physician to problems in some disruptions of other parts of the body even before other signs present themselves.
As a result, one's dependence on sight is stressed when one deals with a temporary or possible irreversible loss of this essential sense. Hence, when corrective steps are looked for, particular types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were established to encourage reduced usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgery is another kind 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 errors in the cornea are completely transformed. This can be done using an "excimer laser."
The main function of this surgery is to create a threadlike, rounded "flap" in the cornea utilizing a blade known 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
Amidst the growing appeal of LASIK eye surgery, there are still disadvantages that people need to understand. Probably, the primary reason this kind of eye surgery has become well accepted is because many of its cases had actually been successful.
In spite of its success, there are still some drawbacks. 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 parts of the eye, the majority of people say that the operation can be really dangerous.
In other words, a simple error could nearly cause an individual's lifetime blindness. Hence, it is essential to think about lots of elements before deciding whether LASIK eye surgical treatment is the ideal restorative step one has to undergo.
2. It is not a ideal procedure
LASIK eye surgical treatment may remedy your vision but it does not necessarily suggest that it can offer you a twenty-twenty. Even if analytical reports show that 70% of the clients might have 20/20 vision, this does not always indicate they have perfect vision too.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the perfect eye surgical treatment the way a lot of people view it
Conversely, the assessment of the structural part of the eye might be made in a number of methods. It needs to be well remembered that additional info a patient with an eye problem might have other issues. Frequently other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can signal the doctor and the client to problems in some disruptions of other parts of the body even before other symptoms present themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction.