Definition of Pterygium

1. Noun. 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.

Generic synonyms: Conjunctiva



Definition of Pterygium

1. n. A superficial growth of vascular tissue radiating in a fanlike manner from the cornea over the surface of the eye.

Definition of Pterygium

1. Noun. (medicine) An abnormal mass of tissue in the corner of the eye that obstructs vision ¹

¹ Source: wiktionary.com

Definition of Pterygium

1. a fleshy growth over the cornea [n -GIA or -GIUMS]

Pterygium Pictures

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Lexicographical Neighbors of Pterygium

pterosaurs
pterostigma
pterostigmata
pterostilbene
pterostilbenes
pteroyl
pteroyl glutamic acid
pteroylglutamic
pteroylglutamic acid
pteroylmonoglutamic acid
pteroyls
pterygia
pterygial
pterygiate
pterygiophore
pterygium (current term)
pterygiums
pterygoid
pterygoid muscle
pterygoid plexus
pterygoid process
pterygoids
pterygomaxillary
pterygopalatine
pterygopodia
pterygopodium
pterygoquadrate
pterygote
pteryla
pterylae

Literary usage of Pterygium

Below you will find example usage of this term as found in modern and/or classical literature:

1. Text-book of Ophthalmology by Ernst Fuchs (1911)
"If the pterygium has approached sufficiently near the center of the cornea to cause disturbance of vision, this disturbance is indeed rendered less by the ..."

2. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"pterygium, a fan-shaped patch of mucous membrane on the ocular conjunctiva, ... pterygium occurs in middle and advanced life, and may be either stationary ..."

3. Text-book of Ophthalmology by Ernst Fuchs, Alexander Duane (1899)
"In those cases in which the pseudo-pterygium is not adherent to the surface of the eyeball at the spot corresponding to the limbus, ablation and the use of ..."

4. Diseases of the eye by George Edmund De Schweinitz (1916)
"McReynolds' operation for pterygium: A, Showing needles 1 and 2, which enter the neck of the ... The return of a pterygium after excision is not uncommon; ..."

5. A Treatise on the Diseases of the Eye by John Soelberg Wells (1873)
"sA couple of small curved needles having been armed with the ends of a fine silk thread, the operator, lifting up the pterygium with a pair of forceps, ..."

6. The Principles and Practice of Ophthalmic Medicine and Surgery by Thomas Wharton Jones (1863)
"pterygium.1 THIS is a vascular and thickened state of a circumscribed portion of the ... pterygium has its seat generally on the nasal side of the eye, ..."

7. The Principles and Practice of Ophthalmic Medicine and Surgery by Thomas Wharton Jones (1863)
"pterygium.'1 THIS is a vascular and thickened state of a circumscribed portion of the ... pterygium has its seat generally on the nasal side of the eye, ..."

8. Diseases of the eye: A Handbook of Ophthalmic Practice for Students and by George Edmund De Schweinitz (1913)
"According to Fuchs, pterygium is a development of a pinguecula, and like it, ... As the pterygium develops, the characters of the pinguecula disappear. ..."

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