The eye can be analyzed with relative ease as to both its function and its structure. A practical evaluation includes the ability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye may be evaluated in numerous ways. The patient may be asked to determine illuminated letter or items of varying sizes on what is known as the Snellen chart.
Conversely, the examination of the structural part of the eye may be made in a number of ways. Stress within the eyeball is measured by a "tonometer." In specific diseases, especially in glaucoma, the tension in the eyeball is increased markedly.
It ought to be well kept in mind that a patient with an eye issue might have other problems. Typically other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can notify the patient and the physician to problems in some disturbances of other parts of the body even prior to other signs provide themselves.
One's dependence on sight is emphasized when one faces a possible or temporary long-term loss of this essential sense. When corrective measures are sought, particular kinds of vision correction such as contact lenses or spectacles are prescribed.
On the other hand, some people are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were established to motivate decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Basically, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgery is another type of vision correction. The only distinction is that with this kind of surgical treatment, one's vision is remedied completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely 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 finally reformed, allowing better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that people should know. Probably, the primary reason that this kind of eye surgical treatment has become well accepted is because many of its cases had actually achieved success.
However, 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 surgery includes the operation of the retina, which is one of the most delicate parts of the eye, many people state that the operation can be right here extremely risky.
In other words, a basic mistake might almost trigger an individual's lifetime blindness. It is essential to think about numerous aspects before deciding whether LASIK eye surgical treatment is the right restorative measure one has to undergo.
2. It is not a ideal treatment
LASIK eye surgery may fix your vision however it does not necessarily indicate that it can give you a twenty-twenty. Even if analytical reports reveal that 70% of the patients may have 20/20 vision, this does not necessarily mean 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
On the other hand, the evaluation of the structural part of the eye may be made in several methods. It must be well remembered that a patient with an eye issue might have other issues. Typically other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can alert the physician and the client to problems 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.