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 ?
As the infographic below states, some studies show that ultraviolet rays may be tied to cataracts, eye cancer, temporary sun blindness and Pterygium (a growth on the eye, often called surfer's eye).
Major operations include thyroidectomy, cleft lip and nasal deformity, primary bilateral repairs, cataract surgery, pterygium, herniorrhapy and hydrocoelectomy.
His specialist found he had a large growth called a pterygium on his eye.
Temporary UV-related eye problems like photokeratitis (sunburn of eye) or pterygium (growth on the surface of the eye) can cause the eyes to become bloodshot, irritated, swollen or hyper-sensitive to light.
With an increase in global warming and air pollution, there has been a concomitant increase in eye diseases such as cataracts, dry eye pterygium, and vernal keratoconjunctivities.
CHRNB4 Seizures, psychomotor agitation, schizophrenia, schizoaffective disorder, depressive disorder CHRNG Psychomotor agitation, schizophrenia, depressive disorder, Escobar syndrome, lethal multiple pterygium syndrome ESR1 Breast cancer, weight gain, atherosclerosis, obesity, depressive disorder, Alzheimer's disease, etc.
Thankfully, the majority of pathology seen was fairly superficial including dry eyes, pterygium and conjunctivitis.
The 27-year-old had developed a condition called pterygium -- commonly known as surfer's eye.
He said: "UV radiation can play a contributory role in the development of ocular disorders such as cataract, pterygium, cancer of the skin around the eye, photokeratitis [the burning of the cornea due to excessive exposure to sunlight] and corneal degenerative changes, and may contribute to age-related macular degeneration.
More specifically, the eye surgery clinic performs refractive surgery, various optical services, pterygium excision, cataract treatment, and keratoconus treatments.
Other problems that can be caused because of sun is pinguecula, which is a raised bump on the sclera - eye's white outer wall - or pterygium, which is an abnormal growth of tissue from the sclera onto the cornea, furthermore, it can also worsen age-related macular degeneration, (AMD) which results in severe vision loss.