Loa loa

[lōə lōə]
n.
  1. A threadlike worm, a species of the family Onchocercidae indigenous to the western part of equatorial Africa. It is the causative agent of loiasis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.