Stye vs. Conjunctivitis — What's the Difference?

A stye, also known as a hordeolum, is a bacterial infection of an oil gland in the eyelid. This results in a red tender bump at the edge of the eyelid.

Conjunctivitis, also known as pink eye, is inflammation of the outermost layer of the white part of the eye and the inner surface of the eyelid. It makes the eye appear pink or reddish.

An inflamed sebaceous gland of an eyelid.

Inflammation of the conjunctiva, characterized by redness and often accompanied by a discharge.

(disease) A bacterial infection in the eyelash or eyelid.

(pathology) An inflammation of the conjunctiva, often due to infection.

See Sty, a boil.

Inflammation of the conjunctiva.

An infection of the sebaceous gland of the eyelid

Inflammation of the conjunctiva of the eye