Chalazion / Chalazia Directory
A chalazion is a firm lump or cyst that grows under the skin of the upper or lower eyelid. Chalazia (plural) are usually painless and develop when an oil gland in the eyelid becomes blocked or infected. Chalazia will usually go away on their own after a few months without treatment. Follow the links below to find WebMD's comprehensive coverage about chalazia, what they look like, when to be concerned, and much more.
What is a Chalazion?
If your doctor says you have a chalazion, that’s medical talk for a small lump on the eyelid due to a blocked gland.
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Glossary of Eye Terms
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