A stye is a relatively common infection. Styes are often caused by staphylococcus and occur in the glands that open onto the lid margin. They are red, swollen, and painful.
Review Date: 8/14/2012 Reviewed By: Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M. Health Solutions, Ebix, Inc.