A chalazion is a mass or cyst found in the upper or lower eyelid. It is benign,
which means that it is not cancer. Chalazions are often chronic and can
What is going on in the body?
A chalazion starts with inflammation of the meibomian gland. This is an eye
gland that makes a substance that keeps the eyelids separated. If the
eyelids stick together, one of the tear ducts can become blocked. This causes the eyelid
to become inflamed, and the chalazion develops. This condition may take a
few days to a few weeks to develop.
What are the causes and risks of the condition?
Chalazions are usually caused by a buildup of secretions in the
meibomian gland that form a cyst. Chalazions occur most often in adults. They may
be linked with other skin conditions, such as