Ultraviolet Keratitis (Photokeratitis)

Ultraviolet Keratitis (Photokeratitis)
		SYMPTOMS	Pain \| Photophobia \| Blurry vision \| Tearing
		SIGNS	Dense, diffuse punctate corneal epithelial defects \| Injection \| Tearing
		WORK-UP	Thorough history. Slit lamp examination with NaFl dye
		TREATMENT
			Copious use of preservative-free artificial tears \| Bandage contact lens \| Cycloplegic drop (cyclopentolate 1% 1 gtt bid) \| Oral acetaminophen and/or ibuprofen \| Steroids are sometimes used to improve patient symptoms but may prolong epithelial healing
			Topical antibiotic drops or ointment can be used: Polytrim (drop) 1 gtt qid \| Erythromycin (ointment) qid
		FOLLOW-UP	Daily
		ADDITIONAL LAB \| TESTS	None
		ETIOLOGY	UV exposure (i.e. reflections from snow, welding, etc.)
		DIFFERENTIAL DX	Medicamentosa \| Dry eye syndrome \| Exposure keratopathy \| Chemical burn
		NOTES	Symptoms are usually delayed