Disease or Syndrome
hordeolum
[ hawr-dee-uh-luhm ]
Subclass of:
Eye Infections, Bacterial;
Eyelid Diseases
Etymology:
Latin diminutive of hordeum = (a grain of) barley
Definitions related to hordeolum:
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(stye) An infection of one or more of the glands surrounding the eye.NCI ThesaurusU.S. National Cancer Institute, 2021
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An acute purulent infection of the sebaceous glands of Zeis at the base of the eyelashes, of the apocrine sweat glands of Moll or the meibomian sebacious glands often caused by staphylococcus infections. Hordeola can either occur as Hordeola externa affecting the sebaceous glands of Zeis or the apocrine sweat glands of Moll or as Hordeola interna affecting the meibomian sebacious glands. In contrast to chalazia, hordeola are extremely painful and can cause extreme local swelling.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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Purulent infection of one of the sebaceous glands of Zeis along the eyelid margin (external) or of the meibomian gland on the conjunctival side of the eyelid (internal).NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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A hordeolum is a common disorder of the eyelid. It is an acute focal infection (usually staphylococcal) involving either the glands of Zeis (external hordeola, or styes) or, less frequently, the meibomian glands (internal hordeola).WebMD, 2019
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A sty is a red, painful lump near the edge of your eyelid that may look like a boil or a pimple. Sties are often filled with pus. A sty usually forms on the outside of your eyelid, but sometimes it can form on the inner part of your eyelid.Mayo Foundation for Medical Education and Research
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Sty, acute, painful, modular infection of one or more glands of the eyelid. Two types are distinguished, the external and the internal sty. The external sty is an infection, usually with Staphylococcus bacteria, of a sebaceous gland in the margin of the eyelid. The eye becomes sensitive to light...Encyclopedia Britannica, Inc., 2020
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