The Standardization of Uveitis Nomenclature (SUN) Working Group reported criteria for the diagnosis of anterior uveitis associated with Herpes Simplex Virus (HSV).

Criteria for anterior uveitis due to HSV:

(1) anterior uveitis

(2) absence of retinitis

(3) unilateral uveitis (unless there is a positive aqueous humor PCR result for HSV)

(4) at least one of the following:

(4a) positive PCR on aqueous humor for HSV

(4b) sectoral iris atrophy AND patient is <= 50 years of age

(4c) Herpes simplex keratitis

(5) exclusion of syphilis, Varicella Zoster Virus, sarcoidosis, and varicella zoster

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