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pterygium
(redirected from pterygiums)

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
pte·ryg·i·um  (t-rj-m)
n. pl. pte·ryg·i·ums or pte·ryg·i·a (--)
An abnormal mass of tissue arising from the conjunctiva of the inner corner of the eye that obstructs vision by growing over the cornea.

[New Latin, from Greek pterugion, diminutive of pterux, pterug-, wing; see pterygoid.]

pte·rygi·al (-l) adj.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.pterygium - either of two thickened triangular layers of conjunctiva extending from the nasal edge of the eye to the corneapterygium - either of two thickened triangular layers of conjunctiva extending from the nasal edge of the eye to the cornea; it arises from irritation of the pinguecula
conjunctiva - a transparent lubricating mucous membrane that covers the eyeball and the under surface of the eyelid


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The sponges are soaked in mitomycin-C, which is a chemotherapy agent that destroys the type of last-growing cells that create pterygiums in an effort to prevent any recurrence.
 
 
 
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