The eye can be examined with relative ease as to both its function and its structure. A functional examination consists of the ability to relocate the orbit and the response of the student to light and accommodation.
The function of the eye might be evaluated in a number of ways. The patient might be asked to identify illuminated letter or objects of varying sizes on what is called the Snellen chart.
Alternatively, the assessment of the structural part of the eye may be made in a number of methods. 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 may have other problems. Often other physical conditions are main and affect the eye as a effect. The look of the eye can signal the client and the doctor to difficulties in some disturbances of other parts of the body even before other symptoms provide themselves.
Subsequently, one's reliance on sight is highlighted when one faces a short-lived or possible irreversible loss of this vital sense. When restorative measures are looked for, specific types 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 factor, advanced surgeries were established to encourage reduced usage of contact lenses or glasses. Among 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 tangible counterpart, LASIK eye surgical treatment is another kind published here of vision correction. The only distinction is that with this type of surgical treatment, one's vision is remedied completely.
With LASIK eye surgery, the refractive errors in the cornea are completely changed. This can be done using an "excimer laser."
The main function of this surgical treatment is to create a threadlike, rounded "flap" in the cornea using a blade called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, permitting much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
In the middle of the growing popularity of LASIK eye surgery, there are still disadvantages that individuals need to understand. Probably, the primary reason that this kind of eye surgical treatment has actually ended up being well accepted is because many of its cases had actually achieved success.
In spite of its success, there are still some downsides. Here is the list:
1. It is an operation used to the most delicate part of the eye
Due to the fact that LASIK eye surgical treatment involves the operation of the retina, which is one of the most delicate parts of the eye, most individuals say that the operation can be extremely risky.
Simply puts, a basic mistake might practically cause an person's lifetime blindness. It is important to consider lots of factors prior to choosing whether LASIK eye surgery is the ideal corrective procedure one has to go through.
2. It is not a perfect treatment
LASIK eye surgery may correct your vision however it does not necessarily suggest that it can give you a twenty-twenty. Even if analytical reports show that 70% of the clients may have 20/20 vision, this does not necessarily indicate they have ideal vision too.
Provided all these things, it can be deduced that, in spite of the popularity of the operation, LASIK might not always be the ideal eye surgery the method many individuals view it
On the other hand, the assessment of the structural part of the eye may be made in numerous ways. It ought to be well kept in mind that a client 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 inform the client and the doctor to difficulties in some disturbances of other parts of the body even prior to other signs present themselves.
Like its concrete equivalent, LASIK eye surgery is another type of vision correction.