A 14-year-old Caucasian male presents to the emergency clinic complaining of a foreign body sensation in his right eye. He believes his contact lenses must have scratched his eye. An ophthalmologic...

A 14-year-old Caucasian male presents to the emergency clinic complaining of a foreign body sensation in his right eye. He believes his contact lenses must have scratched his eye. An ophthalmologic exam demonstrates inflammation of the lid margins (most notable at the lateral edges). The conjunctiva is not involved, and no scratches are seen with fluorescein dye. What is the likely diagnosis?

A. Corneal abrasion

B. Hyphema

C. Conjunctivitis

D. Blepharitis