Review Question - QID 214485

A 10-year-old boy presents to his primary care doctor for itchy, red eyes. The patient’s family recently moved to town and noticed his symptoms when he started at his new school. The patient states that his eyes are itchy and sometimes bright lights bother him. He is otherwise healthy and up to date on his vaccinations. He has had similar, but less severe symptoms while living in his previous town but only during the spring. He has been using commercial eye drops with no success in symptom control. Physical exam is notable for the finding in Figure A. Eversion of the eyelid demonstrates notable giant papillae. There is a thin, clear discharge from the eye with crusting noted. Which of the following is the most likely diagnosis?