The eye can be examined with relative ease as to both its function and its structure. A functional examination consists of the ability to relocate the orbit and the reaction of the student to light and accommodation.
The function of the eye might be tested in several ways. The patient may be asked to identify illuminated letter or items of differing sizes on exactly what is called 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 diseases, especially in glaucoma, the tension in the eyeball is increased noticeably.
It needs to be well kept in mind that a client with an eye issue may 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 troubles in some disruptions of other parts of the body even before other symptoms provide themselves.
Subsequently, one's reliance on sight is stressed when one faces a possible or momentary long-term loss of this vital sense. Thus, when corrective procedures are looked for, specific kinds of vision correction such as contact lenses or spectacles are recommended.
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 reason, advanced surgeries were established to motivate decreased utilization of contact lenses or glasses. Among which is the now popular LASIK eye surgical treatment.
Essentially, LASIK eye surgery is the brief term for "Laser-Assisted In Situ Keratomileusis." Like its concrete counterpart, LASIK eye surgery is another kind 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 permanently changed. This can be done utilizing an "excimer laser."
The main function of this surgery is to produce a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is lastly reformed, enabling much better the eye to direct more light into the retina.
Appeal vs. Disadvantages
Amidst the growing popularity of LASIK eye surgical treatment, there are still disadvantages that individuals must understand. Most likely, the main reason this kind of eye surgical treatment has ended up being well accepted is due to the fact that many of its cases had succeeded.
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 involves the operation of the retina, which is among the most sensitive parts of the eye, many people state that the operation can be really risky.
In other words, a easy mistake could practically cause an person's lifetime loss of sight. It is crucial to consider lots of elements before choosing whether LASIK eye surgical treatment is the best restorative measure one has to go through.
2. It is not a best treatment
LASIK eye surgery may fix your vision but it does not always indicate that it can offer you a perfect vision. Even if statistical reports show that 70% of the patients might have 20/20 vision, this does not necessarily indicate they have perfect vision also.
Offered all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the perfect eye surgical treatment the method the majority of individuals see it
Conversely, the assessment of the structural part of the eye may be made in several ways. It must be well kept in mind that news a patient with an eye issue may have other problems. Frequently other physical conditions are primary and impact the eye as a repercussion. The appearance of the eye can notify the physician and the patient to troubles in some disruptions of other parts of the body even before other signs present themselves.
Like its tangible equivalent, LASIK eye surgery is another type of vision correction.