A 21-year-old college student presents with a 2-day history of a red and painful right eye. He reports that he sleeps with his contact lenses that are prescribed for overnight use. He reports a similar but less intense episode last year that resolved with topical antibiotics. Present this case to your attending.

A 23-year-old college student presents to your office with a 3-day history of a red, itchy, and matted right eye upon waking that developed after her last performance in a recent musical. She describes the discharge as sticky and very gross.

A 67-year-old taxi driver from Virginia presents to your office complaining of slow, progressive, and painless decrease in vision that is affecting both of his eyes. He reports that driving at night has become more difficult and even dangerous. He has stopped working as a taxi driver because he failed his department of motor vehicle vision examination. He is hoping that a new pair of eyeglasses will solve his problems. Your technician is unable to improve the patient’s vision with a manifest refraction, and he was unable to get a clear photo of the retina because of the presence of (Fig. 12.3). After the patient saw his anterior segment phone (Fig. 12.3), the patient became concerned about his “white pupil.”

A 12-year-old girl woke up with a fever and a swollen and painful left eye.