The eye can be examined with relative ease regarding both its function and its structure. A functional evaluation includes the ability to move in the orbit and the reaction of the pupil to light and lodging.
The function of the eye may be evaluated in several ways. The patient might be asked to determine illuminated letter or objects of varying sizes on what is referred to as the Snellen chart.
On the other hand, the evaluation of the structural part of the eye may be made in a number of methods. Tension within the eyeball is determined by a "tonometer." In certain diseases, specifically in glaucoma, the tension in the eyeball is increased considerably.
However, it should be well remembered that a patient with an eye issue might have other issues as well. Frequently 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 troubles in some disruptions of other parts of the body even before other signs provide themselves.
One's dependence on sight is stressed when one deals with a possible or short-term long-term loss of this essential sense. Thus, when corrective steps are looked for, particular kinds of vision correction such as contact lenses or eyeglasses are prescribed.
On the other hand, some individuals are troubled with that they have actually some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgical operations were established to encourage reduced usage of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Basically, LASIK eye surgery 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 click here to find out more with this kind of surgery, one's vision is remedied permanently.
With LASIK eye surgical treatment, the refractive errors in the cornea are permanently 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 called "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling 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 must know. Most likely, the main reason why this kind of eye surgery has ended up being well accepted is since many of its cases had actually succeeded.
Nevertheless, in spite of its success, there are still some drawbacks. Here is the list:
1. It is an operation used to the most delicate part of the eye
Because LASIK eye surgery includes the operation of the retina, which is among the most delicate parts of the eye, many people state that the operation can be really risky.
Simply puts, a easy mistake might nearly trigger an individual's lifetime blindness. Hence, it is very important to consider lots of aspects before deciding whether LASIK eye surgical treatment is the right corrective procedure one needs to undergo.
2. It is not a ideal procedure
LASIK eye surgery might fix your vision but it does not always imply that it can give you a best vision. Even if statistical reports reveal that 70% of the patients might have 20/20 vision, this does not necessarily imply they have perfect vision also.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not constantly be the perfect eye surgery the method the majority of people see it
Conversely, the evaluation of the structural part of the eye might be made in several methods. It must be well kept in mind that a client with an eye problem might have other problems. Typically other physical conditions are main and impact the eye as a consequence. The appearance of the eye can alert the patient and the doctor to troubles in some disruptions of other parts of the body even prior to other signs provide themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another form of vision correction.