Preferred Term:
xerophthalmia
Definition:
Dryness of the eye surfaces caused by deficiency of tears or conjunctival secretions. It may be associated with vitamin A deficiency, trauma, or any condition in which the eyelids do not close completely.
Concept Schemes:
NALT Full
Broader Concept:
URI:
https://lod.nal.usda.gov/nalt/38986
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2016-08-23
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