The eye can be examined with relative ease as to both its function and its structure. A functional evaluation includes the ability to move in the orbit and the reaction of the pupil to light and lodging.
The function of the eye may be evaluated in numerous ways. The patient may be asked to determine illuminated letter or items of differing sizes on what is called the Snellen chart.
Conversely, the examination of the structural part of the eye may be made in several ways. Tension within the eyeball is measured by a "tonometer." In certain diseases, especially in glaucoma, the tension in the eyeball is increased considerably.
It needs to be well kept in mind that a patient with an eye problem might have other problems. Frequently other physical conditions are primary and affect the eye as a effect. The look of the eye can signal the physician and the client to difficulties in some disruptions of other parts of the body even prior to other symptoms present themselves.
One's dependence on sight is highlighted when one deals with a possible or short-lived long-term loss of this important sense. When restorative procedures are sought, specific forms of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are bothered with that they have actually some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were developed to motivate decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction. The only difference is that with this type of surgical treatment, one's vision is remedied completely.
With LASIK eye surgery, the discover this refractive errors in the cornea are permanently changed. This can be done utilizing an "excimer laser."
The primary function of this surgery is to create a threadlike, rounded "flap" in the cornea using a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, permitting much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that individuals must understand. Most likely, the primary factor why this kind of eye surgical treatment has actually ended up being well accepted is because most of its cases had achieved success.
However, 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
Because LASIK eye surgery includes the operation of the retina, which is among the most sensitive parts of the eye, many people say that the operation can be extremely risky.
In other words, a simple mistake could almost trigger an individual's lifetime blindness. It is essential to think about many aspects before deciding whether LASIK eye surgical treatment is the right restorative measure one has to undergo.
2. It is not a perfect procedure
LASIK eye surgical treatment might correct your vision but it does not always imply that it can give you a twenty-twenty. Even if analytical reports show that 70% of the patients may have 20/20 vision, this does not always suggest they have perfect vision.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the ideal eye surgery the method many individuals view it
Alternatively, the evaluation of the structural part of the eye may be made in numerous ways. It needs to be well remembered that a client with an eye problem may have other issues. Often other physical conditions are main and impact the eye as a consequence. The look of the eye can signal the client and the doctor to difficulties in some disturbances of other parts of the body even prior to other signs provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another kind of vision correction.