sty or stye (st )n. pl. sties or styes (st z) Inflammation of one or more sebaceous glands of an eyelid. Also called hordeolum. |
sty
Etymology: ME, styanye, eyelid tumor
a purulent infection of a meibomian or sebaceous gland of the eyelid, often caused by a staphylococcal organism. Also spelled stye. Also called hordeolum.
sty, stye
see external hordeolum.
sty
External hordeolum, eyelash follicle infection Ophthalmology An acute infection of the eyelid's sebaceous glands or hair follicles/eyelashes due to blocked glands in eyelid; once glands are blocked, bacterial infection–often
staphylococcal–ensues, resulting in a gob of pus/pimple; the infection resolves when the pus drains from the sty Caution Don't pop pimple, it could worsen; it usually resolves on its own
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