The eye can be examined with relative ease as to both its function and its structure. A functional examination includes the ability to relocate the orbit and the response of the student to light and accommodation.
The function of the eye might be checked in numerous methods. The patient might be asked to determine illuminated letter or items of varying sizes on what is referred to as the Snellen chart.
On the other hand, the examination of the structural part of the eye may be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In particular diseases, particularly in glaucoma, the stress in the eyeball is increased markedly.
However, it needs to be well kept in mind that a patient with an eye issue may have other problems too. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can inform the client and the doctor to problems in some disruptions of other parts of the body even prior to other signs provide themselves.
Consequently, one's dependence on sight is emphasized when one faces a short-term or possible long-term loss of this crucial sense. Thus, when restorative steps are looked for, certain kinds of vision correction such as contact lenses or glasses 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 developed to encourage decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another form of vision correction. The only distinction is that with this type of surgery, one's vision is remedied permanently.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done utilizing an "excimer laser."
The primary function of this surgical treatment is to create a threadlike, rounded "flap" in the cornea utilizing a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting image source better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgery, there are still disadvantages that people must know. Most likely, the main reason this kind of eye surgical treatment has actually become well accepted is because many of its cases had been effective.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation applied to the most delicate part of the eye
Because LASIK eye surgery involves the operation of the retina, which is among the most sensitive parts of the eye, most individuals say that the operation can be really risky.
In other words, a basic mistake might almost trigger an individual's lifetime loss of sight. It is essential to think about many elements before choosing whether LASIK eye surgical treatment is the right corrective step one has to undergo.
2. It is not a best treatment
LASIK eye surgical treatment may fix your vision however it does not necessarily indicate that it can offer you a perfect vision. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not always imply they have ideal vision also.
Offered all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not constantly be the perfect eye surgical treatment the way most individuals see it
Alternatively, the assessment of the structural part of the eye might be made in a number of ways. It needs to be well kept in mind that a patient with an eye problem may have other problems. Frequently other physical conditions are main and affect the eye as a consequence. The appearance of the eye can alert the physician and the patient to troubles in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Like its tangible counterpart, LASIK eye surgical treatment is another type of vision correction.