In a two part series, Dr. John Toney, Professor of Medicine at the University of South Florida Division of Infectious Diseases, reviews various infectious syndromes involving the eye. For Part One, Dr. Toney initially reviews the anatomy of the eye. Next, he reviews blepharitis, conjunctivitis, and diseases of the cornea. Dr. Toney concludes the lecture by discussing microbial keratitis, HSV keratitis, and acanthamoeba keratitis. For part II, please refer to the upcoming presentation posting next week.