Thelazia

[thə-lāzē-ə]
n.
  1. A genus of spiruroid nematodes that inhabit the lacrimal ducts and surface of the eyes of various domestic and wild animals but rarely of humans.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

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Historical Examples of thelazia