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Herpes Simplex Keratitis After Prk, Joshua Graf Od
Herpes Simplex Keratitis After Prk, Joshua Graf Od
Optometric Clinical Practice
Background: Herpes simplex virus (HSV) is a double stranded DNA virus that infects much of the world’s population. The World Health Organization estimates 67% of people under the age of 50 have HSV-1 and 11% of people under the age of 50 have HSV-2. While most systemic infections remain inactive and do not cause symptoms, the activation and appearance of ocular HSV can be a destructive and vision-threatening issue. HSV keratitis can be epithelial, stromal or a combination. Patients who have recently undergone photorefractive keratectomy (PRK) have a higher risk of HSV keratitis. Because of this, HSV keratitis should be …