Punctate Keratitis : Risk Factors

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Chemicals that touch skin can cause a limited skin reaction, an overall body reaction, or both.
Source:ADAM
Date:January 17, 2007
Dry eyes are caused by a lack of tears. Tears are necessary for the normal lubrication of your eyes and to wash away particles and foreign bodies.
Source:ADAM
Date:November 13, 2007
To be comfortable, your eyes need to be lubricated, or bathed, with tears. But if your eyes don’t produce enough tears, the surface gets irritated. This is known as “dry eyes.”
Source:StayWell
Date:August 14, 2003
Contact lenses are small, light-weight plastic devices worn on the eye that correct refractive errors in vision . While they appear to be worn in direct contact with the cornea, they actually float on a layer of tears that separates them from the cornea.
Source:Gale Encyclopedia of Nursing and Allied Health
Clear or slightly colored plastic lenses worn directly on the eyeball to correct vision problems, held in place over the cornea by a thin layer of tears. The concept of corrective lenses that sit directly on the eyeball was developed in the ninth century, but it was not until the late 20th century that manufacturing and grinding techniques for contact lenses were perfected.
Source:Gale Encyclopedia of Childhood and Adolescence
Eyeglasses and contact lenses are devices that correct refractive errors in vision. Eyeglass lenses are mounted in frames that are worn on the face, sitting mostly on the ears and nose, so that the lenses are positioned in front of the eyes.
Source:Gale Encyclopedia of Children's Health
Eyeglasses and contact lenses are devices that correct refractive errors in vision. Eyeglass lenses are mounted in frames worn on the face, sitting mostly on the ears and nose, so that the lenses are positioned in front of the eyes.
Source:Gale Encyclopedia of Medicine
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