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

Dear Dr. K: I have small white bumps on my eyelids that drive me crazy. They don't hurt, but they look awful. A doctor told me they are meibomian cysts. He said they are harmless, but if I want to get ...