phlycten

Definitions

(Noun) a small pinkish-yellow nodule surrounded by a zone of dilated blood vessels that occurs in the conjunctiva or in the cornea. It develops into a small ulcer that heals without trace in the conjunctiva but produces some residual scarring in the cornea. Phlyctens, which are prone to recur, are thought to be due to a type of allergy to certain bacteria.

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(Noun) A phlycten is a pinkish yellow nodule in corneal or conjunctiva usually develops into ulcer with complete healing in conjunctiva and produces some residual scarring in cornea. Phlyctens are prone to recur, and it is thought that they are caused by a bacterial allergy.