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 ...

A chalazion is a swollen, pain-free lump on the eyelid. It gradually forms when the meibomian gland, a sebaceous (oil) gland, is blocked. A chalazion is sometimes called an eyelid cyst or a ...

Chalazion surgery removes a small red bump that develops on the eyelid. The bump, chalazion, occurs when oil glands in the ...

Severe cases may result in complications, including conjunctivitis, keratitis, or chalazion (a small painless lump that forms on the eyelid). There are basically two types of blepharitis ...

A pimple on your eyelid usually isn't acne — it's probably a stye, chalazion, or xanthelasma. A stye is a round, red bump that can be treated with a warm compress to drain the pus. A chalazion ...