Stye

Definition

A stye is a red, painful lump near the edge of the eyelid, caused by an acute infection of the oil glands. It can be treated with warm compresses and, in some cases, antibiotic ointments or drops.

5 Must Know Facts For Your Next Test

1. Styes are commonly caused by Staphylococcus bacteria.
2. Symptoms include pain, swelling, redness, and a visible lump on the eyelid.
3. Treatment often involves warm compresses to promote drainage.
4. Topical antibiotics may be prescribed if the stye does not improve with home care.
5. It is important to avoid squeezing or popping a stye to prevent further infection.

Review Questions

• What are the main symptoms of a stye?
• Which bacteria most commonly cause styes?
• Why should you avoid squeezing or popping a stye?

Related terms

Conjunctivitis: Inflammation of the conjunctiva, often referred to as pink eye.

Blepharitis: Chronic inflammation of the eyelid margins causing redness and irritation.

Chalazion: A painless lump on the eyelid resulting from blocked oil glands, different from a stye.