The following is an excerpt....
BASICS
Description
- An acute inflammation or infection of the eyelid margin involving the sebaceous gland of an eyelash (external hordeolum) or a meibomian gland (internal hordeolum)
- System(s) affected: Skin/Exocrine
- Synonym(s): Internal hordeolum; External hordeolum; Zeisian stye; Meibomian stye; Stye
Epidemiology
- Predominant age: None
- Predominant sex: Male = Female
Incidence
Unknown. Although external hordeolum is common, internal hordeolum is rare.
Risk Factors
- Poor eyelid hygiene
- Previous hordeolum
- Contact lens wearers
- Application of makeup
- Predisposing blepharitis (low-grade infections of the eyelid margin)
- Ocular Rosacea
Genetics
No known genetic pattern
General Prevention
Eyelid hygiene
Pathophysiology
- Bacterial infection of sebaceous or meibomian glands, causing an acute inflammatory reaction
- In an internal hordeolum, the meibomian gland may become obstructed, leading to a ...
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