The eye can be examined with relative ease regarding both its function and its structure. A practical evaluation 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 tested in several ways. The patient may be asked to recognize illuminated letter or items of varying sizes on exactly what is referred to as the Snellen chart.
Conversely, the evaluation of the structural part of the eye may be made in several ways. Stress within the eyeball is determined by a "tonometer." In certain illness, specifically in glaucoma, the tension in the eyeball is increased noticeably.
It must be well kept in mind that a patient with an eye problem might have other issues. Often other physical conditions are primary and affect the eye as a repercussion. The look of the eye can signal the client and the doctor to troubles in some disruptions of other parts of the body even before other signs provide themselves.
Subsequently, one's dependence on sight is highlighted when one deals with a possible or momentary irreversible loss of this essential sense. Thus, when corrective steps are sought, particular types of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some individuals are bothered with that they have some framed lenses or contact lenses in front of their eyes.
For this reason, advanced surgeries were established to motivate reduced utilization of contact lenses or glasses. One of which is the now popular LASIK eye surgery.
Generally, LASIK eye surgical treatment is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its tangible counterpart, LASIK eye surgical treatment is another form of vision correction. The only distinction is that with this kind of surgery, one's vision is corrected permanently.
With LASIK eye surgical treatment, the refractive mistakes in the cornea are completely transformed. This can be done utilizing an "excimer laser."
The main purpose of this surgical treatment is to develop a view 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
Amidst the growing popularity of LASIK eye surgery, there are still disadvantages that people need to understand. Most likely, the primary reason this kind of eye surgery has become well accepted is due to the fact that the majority of its cases had been effective.
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 surgery 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 really risky.
Simply puts, a simple mistake might almost cause an person's lifetime blindness. For this reason, it is important to think about lots of factors before choosing whether LASIK eye surgery is the right restorative procedure one needs to go through.
2. It is not a perfect procedure
LASIK eye surgery might remedy 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 always suggest they have ideal vision as well.
Provided all these things, it can be deduced that, in spite of the appeal of the operation, LASIK may not constantly be the perfect eye surgical treatment the method many More hints people see it
Alternatively, the examination of the structural part of the eye may be made in a number of methods. It must be well remembered that a patient with an eye problem might have other problems. Frequently other physical conditions are primary and affect the eye as a repercussion. The appearance of the eye can alert the physician and the patient to difficulties in some disruptions of other parts of the body even prior to other symptoms present themselves.
Like its concrete equivalent, LASIK eye surgical treatment is another type of vision correction.