A 68-year-old man presented to the clinic with bilateral eye redness and pain for the past 6 months. He had a history of dry eye disease for which he was treated with preservative-free artificial tears. He also noted a medical history of well-controlled HIV with highly active antiretroviral therapy. His last CD 4 lymphocyte count was 750 cells/mm3 with an undetectable viral load. A review of system produced negative results, including absence of weight loss, fevers, headache, joint pain, respiratory symptoms, or skin rash. The patient reported having unprotected sexual contact with multiple male partners in the past few years.