Herpes zoster keratitis

A 62-year-old healthy man with left-sided headaches for 3 days and redness of the left eye for 24 hours. The best corrected visual acuity of both eyes was 10/10. The left side of the forehead showed incipient vesicles on an erythematous background (). The left eye was slightly injected. Biomicroscopic examination disclosed a large temporal corneal pseudodendrite (). Fluorescein staining under a cobalt-blue filter confirmed this pattern (). Valacyclovir associated with lubricant eyedrops was started. Follow-up examination revealed complete resolution [...]