FIGURE 2-1. Chalazion. A. A firm, formed lump of the left lower eyelid. There is still some inflammation of the chalazion. The eye is red from blepharoconjunctivitis, which often is part of a chalazion. Most of the time, the eye is white and quiet. B. A chronic chalazion of the left upper eyelid with some crusting over the chalazion from external drainage.

HORDEOLUM

An acute infection of the glands of Zeis (external hordeolum) or meibomian glands (internal hordeolum). It presents as a red, inflamed, tender eyelid. In practice, the terms chalazion, hordeolum, and stye are often used interchangeably (and incorrectly).

Synonym: stye.

Epidemiology and Etiology

• Age: Any

• Gender: Equal

• Etiology: Acute bacterial infection of the glands of Zeis or the meibomian glands

History

• Sudden onset of focal inflammation of the eyelid centered around a gland of the eyelid

Examination

• Red, swollen, tender eyelid, often with a focal area of infection around a gland of the eyelid (Fig. 2-2)

Differential Diagnosis

• Preseptal cellulitis

• Eyelid abscess

Pathophysiology

• Eyelid gland becomes infected probably associated with blockage of the gland.

Treatment

• Warm compresses and topical steroid/antibiotic drops or ointment

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