- Uncommon, non-contagious, primary corneal inflammation of unknown
etiology.
- Clinical features:
- Symptoms:
- Patients usually present with bilateral keratitis
- Characteristic remissions and exacerbations of tearing,
foreign body sensation, and photophobia over several years.
- Signs:
- Superficial coarse, punctate, discrete gray epithelial opacities
which protrude into the tear film
- More often located centrally
- Usually remain for several weeks to several months and eventually
fade
- The conjunctiva is not involved.
- Treatment:
- Mild symptoms may be treated with simple lubricants.
- Low dose corticosteroids and topical cyclosporine are usually
effective to reduce the duration of the recurrence.
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