A 10-year-old male is seen at your office complaining of itchy eyes and severe photophobia. He has a history of eczema and hay fever. Biomicroscopy reveals bilateral cobblestone papillae of the superior eyelids, ropy discharge, and mild superior corneal disruption that stains with sodium fluorescein. Given the above findings, what is your diagnosis?
A. Epidemic keratoconjunctivitis (EKC)
B. Bacterial conjunctivitis
C. Iritis
D. Vernal keratoconjunctivitis (VKC)