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Dry eye syndrome can lead to blurred vision, instability of the tear film, increased risk of damage to the ocular surface such as scarring of the cornea, and changes in the eye including the neurosensory system. [2] [6] Dry eye occurs when either the eye does not produce enough tears or when the tears evaporate too quickly. [2]
Xerophthalmia (from Ancient Greek xērós (ξηρός) meaning "dry" and ophthalmos (οφθαλμός) meaning "eye") is a medical condition in which the eye fails to produce tears. It may be caused by vitamin A deficiency, [1] which is sometimes used to describe that condition, although there may be other causes.
Because the disorder often occurs in people with typical dry eye symptoms, it can be difficult to readily distinguish the discomfort caused by the dry eye from that directly related to the redundant conjunctiva. Mechanical dry eye should not be confused with aqueous tear deficiency dry eye or delayed tear clearance. [5]
Suddenly having dry eyes is likely related to an environmental trigger, although an underlying medical condition is also possible. Find answers here. What Causes Dry Eyes All of a Sudden Without a ...
Shingles can affect the eye and even cause vision loss. The condition is caused by the same virus as chickenpox. Also, if you’ve been infected with COVID-19, you may be at a higher risk for ...
Dryness is a medical condition in which there is local or more generalized decrease in normal lubrication of the skin or mucous membranes. Examples of local dryness include dry mouth, dry eyes, dry skin , Diabetic foot and vaginal dryness. These often have specific causes and treatments.
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