The eye can be examined with relative ease as to both its function and its structure. A functional evaluation includes the capability to relocate the orbit and the response of the student to light and lodging.
The function of the eye may be tested in a number of methods. The client may be asked to determine illuminated letter or objects of varying sizes on exactly what is understood as the Snellen chart.
On the other hand, the assessment of the structural part of the eye might be made in a number of ways. Tension within the eyeball is measured by a "tonometer." In particular illness, especially in glaucoma, the stress in the eyeball is increased significantly.
It should be well kept in mind that a patient with an eye problem might have other issues. Frequently other physical conditions are primary and affect the eye as a effect. The look of the eye can inform the patient and the doctor to difficulties in some disruptions of other parts of the body even before other symptoms provide themselves.
Subsequently, one's reliance on sight is stressed when one faces a possible or temporary permanent loss of this important sense. When restorative steps are looked for, certain kinds of vision correction such as contact lenses or spectacles 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 surgeries were established to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Generally, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible equivalent, LASIK eye surgery is another form of vision correction. The only distinction is that with this kind of surgery, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely transformed. This can be done utilizing an "excimer laser."
The main purpose of this surgery is to develop a threadlike, rounded "flap" in the cornea using 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 surgery, there are still disadvantages that individuals should understand. Most likely, the main reason this kind of eye surgery has become well accepted is due to the fact that many of its cases had been successful.
In spite of its 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 includes the operation of the retina, which is among the most sensitive parts of the eye, the majority of people say that the operation can be really risky.
To puts it simply, a simple error might practically cause an person's lifetime blindness. Hence, it is very important to think about many elements before deciding whether LASIK eye surgery is the right corrective measure one needs to go through.
2. It is not a best treatment
LASIK eye surgical treatment might correct your vision however it does not necessarily suggest that it can offer you a twenty-twenty. Even if statistical reports reveal that 70% of the patients may have 20/20 vision, this does not always indicate they have perfect vision also.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not always be the ideal eye surgery the way many people view it
Alternatively, the assessment of the structural part of the eye may be made in numerous methods. It should be well remembered that a client with an eye issue might have other problems. Frequently other physical conditions are main and affect the eye as a effect. The look of the eye can alert the physician and the look what i found patient to troubles in some disruptions of other parts of the body even prior to other signs present themselves.
Like its tangible counterpart, LASIK eye surgery is another type of vision correction.