Although chalazia and hordeola look similar, they usually have very different causes. Chalazion usually results from inflammatory processes due to the clogging of oil glands in the eyelid.

Both can cause tenderness, redness, and swelling, but sties are more painful. Your healthcare provider or optometrist can diagnose a chalazion or sty by physically examining the eyelid and asking ...

Medically reviewed by Johnstone M. Kim, MD Swollen eyelids, top or bottom, can have many causes, including allergies, infections, and blocked oil glands. While most aren't serious, eyelids can also ...

A chalazion is similar to a stye ... Here are three conditions that can cause eyelid bumps and when you should see your doctor. 1. Stye Styes happen when the oil glands along the edges of your ...