The eye can be examined with relative ease as to both its function and its structure. A functional evaluation consists of the ability to relocate the orbit and the reaction of the pupil to light and accommodation.
The function of the eye may be evaluated in several ways. The patient may be asked to determine illuminated letter or items of differing sizes on what is understood as the Snellen chart.
Conversely, the examination of the structural part of the eye might be made in numerous ways. Stress within the eyeball is determined by a "tonometer." In certain diseases, especially in glaucoma, the stress in the eyeball is increased significantly.
It must be well kept in mind that a patient with an eye problem might have other issues. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can notify the patient and the physician to troubles in some disruptions of other parts of the body even before other symptoms present themselves.
As a result, one's dependence on sight is highlighted when one faces a short-term or possible permanent loss of this important sense. When corrective measures are looked for, specific types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are troubled with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgical operations were developed to encourage decreased 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, address LASIK eye surgical treatment is another type of vision correction. The only difference is that with this type of surgery, one's vision is fixed permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are permanently changed. This can be done using an "excimer laser."
The primary purpose of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade known as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, allowing much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgical treatment, there are still disadvantages that people need to understand. Probably, the primary factor why this kind of eye surgery has actually ended up being well accepted is because the majority of its cases had been successful.
Nevertheless, 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 includes the operation of the retina, which is among the most sensitive parts of the image source eye, many people state that the operation can be very dangerous.
Simply puts, a simple error might nearly cause an person's lifetime blindness. Thus, it is crucial to think about many factors prior to choosing whether LASIK eye surgery is the right restorative procedure one needs to undergo.
2. It is not a ideal procedure
LASIK eye surgery might fix your vision but it does not always suggest that it can provide you a perfect vision. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not always suggest they have ideal vision.
Offered all check over here these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the ideal eye surgical treatment the method the majority of people view it
Alternatively, the examination of the structural part of the eye may be made in numerous methods. It should be well remembered that a patient with an eye problem might have other problems. Frequently other physical conditions are main and impact the eye as a repercussion. The look of the eye can alert the doctor and the client to problems in some disturbances of other parts of the body even before other signs provide themselves.
Like its concrete equivalent, LASIK eye surgery is another type of vision correction.