The eye can be examined with relative ease as to both its function and its structure. A functional assessment includes the capability to relocate the orbit and the reaction of the student to light and lodging.
The function of the eye may be tested in a number of ways. The patient may be asked to recognize illuminated letter or objects of varying sizes on what is referred to as the Snellen chart.
Alternatively, the assessment of the structural part of the eye might be made in numerous ways. Tension within the eyeball is measured by a "tonometer." In certain illness, particularly in glaucoma, the tension in the eyeball is increased noticeably.
However, it should be well kept in mind that a client with an eye issue may have other problems too. Often other physical conditions are main and affect the eye as a consequence. The look of the eye can alert the doctor and the client to problems in some disturbances of other parts of the body even prior to other symptoms provide themselves.
Subsequently, one's dependence on sight is stressed when one deals with a possible or temporary long-term loss of this vital sense. When corrective procedures are looked for, particular kinds of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people 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 reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgical treatment is another type of vision correction. The only difference is that with this kind of surgery, one's vision is corrected completely.
With LASIK eye surgery, the refractive mistakes in the cornea are completely transformed. This can be done utilizing an "excimer laser."
The main function of this surgery is to develop 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, 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 people need to know. Most likely, the primary reason that this type of eye surgery has actually become well accepted is due to the fact that the majority of its cases had actually succeeded.
In spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most sensitive part of the eye
Since LASIK eye surgical treatment includes the operation of the retina, which is one of the most sensitive parts of the eye, many people state that the operation can be extremely risky.
To puts it simply, a simple mistake might practically cause an individual's lifetime loss of sight. For this reason, it is necessary to think about lots check that of aspects prior to choosing whether LASIK eye surgical treatment is the best corrective measure one has to undergo.
2. It is not a ideal procedure
LASIK eye surgery may correct your vision but it does not necessarily suggest that it can give you a best vision. Even if statistical reports reveal that 70% of the clients may have 20/20 vision, this does not necessarily indicate they have ideal vision too.
Given all these things, it can be deduced that, in spite of the popularity of the operation, LASIK may not always be the perfect eye surgical treatment the method most individuals see it
Alternatively, the assessment of the structural part of the eye might be made in several ways. It should be well kept in mind that a client with an eye problem may have other issues. Often other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can signal the physician and the client to troubles in some disturbances of other parts of the body even before other signs present themselves.
Like its concrete counterpart, LASIK eye surgery is another type of vision correction.