A 71-year-old man with bilateral vision loss

A 71-year-old white man presented to an outside hospital with acute bilateral vision loss of 1 week’s duration. Five days prior to presentation he had been diagnosed with anterior uveitis by his primary ophthalmologist and was started on prednisolone acetate 1% and atropine eye drops. He reported a remote history of acute vision loss in the setting of a sinus infection with recovery of his vision following treatment of the infection.