Red Eye - Case 8

A 29 year old female aerobics instructor presents to your office complaining of minor left eye (OS) redness and discomfort.  She says that there is no significant discharge to speak of.

Her visual acuity is 20/20 OU, normal visual fields to confrontation, normal extraocular movements, pupils equally round & reactive, and fundi looked normal.  External exam demonstrated slight limbal redness OS.

What should you do next?

Stain cornea with fluoroscein
Swab conjunctiva for C & S
Conjunctival scrapings for microscopy
Prescribe antibiotic drops
All of the above