Herpes keratitis

Definition

Herpes keratitis is an infection of the cornea caused by the herpes simplex virus (HSV). It can lead to pain, redness, blurred vision, and can result in scarring or vision loss if untreated.

5 Must Know Facts For Your Next Test

1. Herpes keratitis is predominantly caused by HSV-1 rather than HSV-2.
2. It is a leading cause of infectious blindness in developed countries.
3. Diagnosis often involves corneal staining and viral culture or PCR testing.
4. Treatment typically includes antiviral medications like acyclovir or ganciclovir.
5. Recurrences are common and can be triggered by stress, illness, or sunlight.

Review Questions

• What virus primarily causes herpes keratitis?
• Why is herpes keratitis considered a serious eye condition?
• What are common triggers for the recurrence of herpes keratitis?

Related terms

Conjunctivitis: Inflammation or infection of the outer membrane of the eyeball and the inner eyelid.

Corneal Ulcer: An open sore on the cornea often caused by infection.

Acyclovir: An antiviral drug used to treat infections caused by viruses, including herpes simplex.