Preseptal cellulitis is an infection of the eyelid and/or surrounding skin. It often causes red eyes and pain due to swelling. In most cases, it affects just one eye. One study of 80 people with ...

Eye swelling can affect one or both eyes and result in symptoms ranging from discomfort to redness to pain. There are many potential causes for swelling of the eye and eyelid. The causes can range ...

For informational purposes only ... tender swelling near the edge of the eyelid. Stye can be self diagnosed as a small painful lump in the eyelid of one or both the eyes. Can usually be self ...