pterygium

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pte·ryg·i·um

 (tə-rĭj′ē-əm)
n. pl. pte·ryg·i·ums or pte·ryg·i·a (-ē-ə)
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·ryg′i·al (-əl) adj.

pterygium

(təˈrɪdʒɪəm)
n, pl -gia (-dʒɪə)
1. (Pathology) pathol an abnormal tissue growth over the corner of the eye
2. (Medicine) pathol an abnormal growth of the cuticle over the nail plate
3. (Medicine) pathol a web of skin found on the neck or between digits
4. (Anatomy) anatomy obsolete any of various wing-like structures
5. (Zoology) entomol obsolete (in some lepidopterans) a lobe at the base of the hind wing
6. (Anatomy) anatomy a vertebrate fin
7. botany obsolete a petal in the shape of a wing

pte•ryg•i•um

(təˈrɪdʒ i əm)

n., pl. -ryg•i•ums, -ryg•i•a (-ˈrɪdʒ i ə)
an abnormal triangular mass of thickened conjunctiva extending over the cornea and interfering with vision.
[1650–60; < New Latin < Greek pterýgion little wing or fin =pteryg-, s. of ptéryx wing, fin]
pte•ryg′i•al, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
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
Translations

pte·ryg·i·um

n. pterigión, membrana de tejido subconjuntivo que al extenderse de la conjuntiva hasta la córnea obstruye la visión.

pterygium

n pterigión m, carnosidad f en el ojo
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References in periodicals archive ?
The inclusion criteria for the study was patients with advanced, recurrent pterygium in the age group 30-50 years with pterygium extending between the limbus and pupillary margin and over to the centre of cornea, patients with diminished vision due to astigmatism, due to corneal involvement or pupillary encroachment of pterygium, patients with progressive pterygium with ocular discomfort/restricted ocular motility and patients with recurrent pterygium (those who had undergone any one of pterygium surgery 1-2 years back and now has regrowth).
All patients with progressive pterygium who are willing for pterygium excision surgery for cosmetic purpose.
Patients with progressive pterygium who want to undergo excision surgery for inflamed condition leading to irritation, congestion, watering and blurring of vision.

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