"Results in:
- roughening of inners surface of eyelids.
- inversion of eyelashes from scarring of eyelid (Trichiasis)
- consequent abrasion of corneal surface
- blindness
Affects 80 million worldwide- Africa
Asia
South America.
Diagnostic:
white lumps in the undersurface of the upper eyelid (conjunctival follicles or lymphoid germinal centres)"