oa South African Medical Journal - Relationships of heredity and dry eye with pterygia in black African patients : scientific letters

Volume 101, Issue 2
  • ISSN : 0256-9574
  • E-ISSN: 2078-5135



Pterygium is a wing-shaped fibrovascular growth of the conjunctiva across the limbus onto the cornea. Although a hereditary influence on pterygium formation is recognised and a report of possible genetic influence in white South Africans has been published, little is known about these factors in black African populations.

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