Keratoconjunctivitis sicca

Definition

Keratoconjunctivitis sicca, also known as dry eye syndrome, is a condition where the eyes do not produce enough tears or the tears evaporate too quickly. This results in dryness, irritation, and inflammation of the cornea and conjunctiva.

5 Must Know Facts For Your Next Test

1. Keratoconjunctivitis sicca can be caused by aging, certain medications, autoimmune diseases, and environmental factors.
2. Symptoms include a gritty sensation in the eyes, redness, blurred vision, and sensitivity to light.
3. Treatment options often include artificial tears, prescription eye drops like cyclosporine (Restasis), and punctal plugs to reduce tear drainage.
4. Complications can include increased risk of eye infections and damage to the surface of the eyes due to persistent dryness.
5. Diagnosis typically involves a comprehensive eye exam and tests like Schirmer's test to measure tear production.

Review Questions

• What are common causes of keratoconjunctivitis sicca?
• Describe at least three symptoms associated with keratoconjunctivitis sicca.
• What are some treatment options available for managing keratoconjunctivitis sicca?

Related terms

Schirmer's Test: A diagnostic test used to measure tear production.

Artificial Tears: Lubricating eye drops used to alleviate dry eyes.

Cyclosporine (Restasis): A prescription medication used to increase tear production in patients with chronic dry eye.