Oculoplastics

What causes a chalazion?

Duration 0:31

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• Transcript

  “A chalazion or a stye is formed by a blocked eyelid gland.

  Usually it’s inflammatory but it can be infected as well.

  Sometimes there’s an underlying condition called blepharitis which I’d be looking for if I was examining you.

  That’s where glands in the eyelid can become blocked and infected and if one of them becomes particularly blocked and forms a cyst that becomes infected, that’s what makes your chalazion or stye.”