The eye can be examined with relative ease as to both its function and its structure. A practical evaluation includes the capability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye may be checked in several ways. The client might be asked to determine illuminated letter or objects of differing sizes on what is referred to as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in several methods. Stress within the eyeball is measured by a "tonometer." In particular illness, particularly in glaucoma, the stress in the eyeball is increased significantly.
It must be well remembered that a patient with an eye issue may have other problems. Often other physical conditions are main and affect the eye as a consequence. The appearance of the eye can notify the doctor and the patient to problems in some disruptions of other parts of the body even before other signs present themselves.
One's dependence on sight is stressed when one faces a possible or temporary irreversible loss of this crucial sense. For this reason, when restorative steps are sought, particular types of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some people are troubled with the reality that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to motivate decreased usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgery is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction. The only difference is that with this type of surgery, one's vision is fixed completely.
With LASIK eye surgical treatment, the refractive errors in the cornea are completely changed. This can be done utilizing an "excimer laser."
The main purpose of this surgical treatment is to develop 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 much better the eye to direct more light into the retina.
Popularity vs. Disadvantages
In the middle of the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people need to know. Most likely, the main reason that this type of eye surgical treatment has ended up being well accepted is due to the fact that most of its cases had actually succeeded.
Nevertheless, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation used to the most delicate 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, the majority of people state that the operation can be very dangerous.
Simply puts, a simple error could almost cause an person's life time blindness. It is crucial to think about many elements before deciding whether LASIK eye surgery is the best restorative procedure one has to go through.
2. It is not a best treatment
LASIK eye surgical treatment may fix your vision however it does not necessarily indicate that it can give you a twenty-twenty. Even if statistical reports show that 70% of the patients may have 20/20 vision, this does not necessarily indicate they have perfect vision.
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 surgery the way most individuals see it
On the other hand, the examination of the structural part of the eye may be made in several methods. It should be well kept in mind that a client with an eye issue might have other problems. Typically other physical conditions are main he has a good point and affect the eye as a consequence. The look of the eye can signal the physician and the patient to troubles in some disruptions of other parts of the body even prior to other symptoms present themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another form of vision correction.