Contact lenses really are a quite normal way that patients elect to correct their vision. They have several advantages over glasses, but tend to lead to further problems too.
Advantages include better vision because of correction on the outside in the eye, and complete field of vision.
Several problems can happen because of contacts wear too, so care have to be taken up avoid these complaints. Many doctors refer their patients to ophthalmolgists for evaluation and treatment of their lens related problems.
How can lenses damage a persons vision?
Contacts could cause many problems in the attention, but only several commonly encountered diagnoses can cause severe problems. Giant papillary conjunctivitis, punctate keratopathy and ulceration would be the three most problematic
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Giant Papillary Conjunctivitis (GPC)
GPC occurs as a result of overwear of lenses, either lots of hours daily, or a lot of days back to back. Symptoms include itching, inability to wear lenses all day, and mucous discharge.
Punctate Keratopathy
Overwear could also result in a problem on top in the cornea, in which the top layer of cells are damaged. The eye doctor sees tiny pinpoint scratches about the cornea brought on by decreased oxygen to the people cells.
The most prospect of a threat to vision could be the corneal ulcer. In this case, bacteria penetrates the surface from the cornea, causing infection that seems as a white spot. If untreated, this infection can penetrate and cause infection inside a person’s eye.
How can we prevent contact lens problems?
The most critical thing for patients to complete is control their contact wear. Although many lenses are made and approved for overnight wear for between 2 and a month, most eye doctors recommend nightly removal and cleaning. The single most popular source of contact lens related problems is overwear, plus a large study established that overnight wear is fourteen times more likely to cause ulcers than some other risk factor.
Are there safer choices to wearing disposable lenses?
Of course, glasses include the safest method to correct vision without running the risk of disposable lenses. Since glasses usually do not touch your eyes, they cannot cause problems. On the other hand, since they are away from your eyes, the tend not to give vision that is certainly as sharp as contacts. Rigid or hard disposable lenses are best of all given that they float at first glance with the eye, effectively smoothing out any rough spots, giving the most effective vision.
Recent studies also reveal that LASIK has less risks than contact lenses, this specific a surgery. It is much more common for contact lenses to cause infection, inflammation etc vs. LASIK.