Causes
Any abnormality of any one of the three layers of tears produces an unstable tear film, resulting in symptoms of keratitis sicca.
Read more about this topic: Keratoconjunctivitis Sicca
Causes
Any abnormality of any one of the three layers of tears produces an unstable tear film, resulting in symptoms of keratitis sicca.
Read more about this topic: Keratoconjunctivitis Sicca