What Is Conjunctival Xerosis?

Q:
What is conjunctival xerosis?
A:
Conjunctival Xerosis is a kind of eye deficiency. Xerosis means the abnormal dryness of a body part or tissue, such as the skin or conjunctiva. The term “conjunctival”, adjective of conjunctiva, indicates the inside area of the eyelids and covers the sclera (white part of the eye).
xerosis conjuntivae
The cause of conjunctival xerosis is a vitamin A deficiency. Thanks to the high general standard of nutrition, this eye disorder is very rare in the developed countries. However, it is one of the most frequent causes of blindness in developing world.
Vitamin A deficiency results in keratinization of the superficial epithelial cells of the eye. The condition disappears after local and systemic vitamin A substitution. If not, the disorder will lead to blindness within a few years.
Keywords: conjunctival xerosis

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