Blepharitis is a condition that causes inflammation of the eyelid. A person with blepharitis may experience swollen, irritated, and itchy eyelids. A stye is a painful lump that develops on the upper ...
A chalazion and a hordeolum are both bumps on the eyelid. A hordeolum, also called a stye, is caused by bacterial infection, while a chalazion results from an obstructed gland. Knowing whether you ...