Woman referred for blurry vision, flashes of light and floaters

A 26-year-old Caucasian woman with a 3-day history of blurry vision, flashes of light and floaters in her left eye was referred by an outside comprehensive ophthalmologist for a retina evaluation. She had a medical history significant for hypothyroidism managed with a low dose of levothyroxine. Her ocular history was remarkable for one episode of unilateral iritis 3 years ago. She was a non-smoker, denied intravenous drug use and was in a monogamous relationship with her boyfriend. Her family history was non-contributory. On review of systems, she denied shortness of breath, joint pain, rash, headache, oral or genital ulcers, recent upper respiratory symptoms or other viral illness.On examination, the patient’s uncorrected visual acuity was 20/20 in the right eye and 20/70 in the left eye, which did not improve with pinhole. She had a mild relative afferent pupillary defect in the left eye. IOPs were within normal limits in both eyes. Extraocular muscles were full and orthophoric in both eyes. Confrontation to visual fields was full in both eyes. Anterior segment exam was unremarkable in each eye.