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Pterygium MeSH Descriptor Data 2026


MeSH Heading
Pterygium
Tree Number(s)
C11.187.781
Unique ID
D011625
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D011625
Annotation
a conjunctival dis, not a structure; pterygium of other organs: index under specific organ /‌abnorm
Scope Note
An abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea, being immovably united to the cornea at its apex, firmly attached to the sclera throughout its middle portion, and merged with the conjunctiva at its base. (Dorland, 27th ed)
Entry Term(s)
Pterygium Of Conjunctiva And Cornea
NLM Classification #
WW 212
Date Introduced
1966/01/01
Last Updated
2026/01/01
Pterygium Preferred
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