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Trichiasis a medical term for abnormally positioned eyelashes that grow back toward the eye, touching the cornea or conjunctiva.
Can be related to infection, inflammation, autoimmune conditions, congenital defects, eyelid agenesis and trauma such as burns or eyelid injury.
It is the leading cause of infectious blindness in the world.
Treatment involves removal or destruction of the affected eyelashes with electrology, specialized laser, or surgery.
Removal of the affected eyelash with forceps resolves the symptoms in many patients.
The problem often recurs when the eyelash regrows.
Severe cases may scar the cornea and lead to vision loss.
Mild cases may not require treatment.
Trichiasis May result from repeated cases of trachoma infection.
It most frequently affects lower lid.