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The Daily Insight

What is external Hordeolum

Author

Robert Spencer

Published Mar 19, 2026

A hordeolum (ie, stye) is a localized infection or inflammation of the eyelid

What causes external hordeolum?

The infection is most often caused by Staphylococcus bacteria. These bacteria usually live around the surface of the eyelid without causing any harm. However, when a gland becomes clogged with dead skin cells or old oil, these bacteria can become trapped in the gland and cause an infection.

What is the difference between a stye and a hordeolum?

A stye is an infection that causes a tender red lump on the eyelid. Most styes occur along the edge of the eyelid. When a stye occurs inside the eyelid, it is called an internal hordeolum (say “hor-dee-OH-lum”). A chalazion (say “kuh-LAY-zee-on”) is a lump in the eyelid.

How is external hordeolum treated?

Treatment includes warm compresses and antibiotic eye drops or ointments. Hordeola can be prevented by keeping the eyelids clean, removing makeup at bedtime, replacing eye makeup every three months, and hand washing before touching the area around the eyes. Do not attempt to squeeze or drain the stye yourself.

What is the difference between an internal hordeolum and an external hordeolum?

An internal hordeolum affects the Meibomian (oil) glands within the eyelids whereas an external hordeolum (stye) affects the glands associated with the eyelashes. Both conditions cause red and tender swellings of the eyelid. Traditional remedies such as hot spoon bathing and/or warm compresses may relieve symptoms.

How long does a hordeolum last?

It’s also called a hordeolum. This common eye condition can happen to anyone. It usually lasts for two to five days. In some cases a stye may last for a week or longer.

What antibiotics treat stye?

The most commonly prescribed topical antibiotic for stye is erythromycin. Oral antibiotics are more effective, usually amoxicillin, cephalosporin, tetracycline, doxycycline, or erythromycin. The stye should clear in about two days, but the antibiotic should be taken for the full term prescribed, usually seven days.

Are hordeolum painful?

A hordeolum remains painful and localizes to an eyelid margin. Hot compresses can hasten resolution of either lesion. Other treatments that may be needed include intralesional corticosteroids (for chalazia) and incision and/or antibiotics (for hordeola).

Will internal hordeolum go away on its own?

Internal styes are less common than external styes. However, they can be more painful and cause more complications. Internal styes don’t usually last very long and may go away on their own. You might need treatment for an internal stye if it’s serious or long-lasting.

Do eye drops help Chalazions?

You may need a prescription for antibiotic eye ointment or eyedrops. You may need to take antibiotic pills if infection has spread to the eyelid or eye. If a stye gets very large, the doctor may need to pierce (lance) it so it can drain and heal.

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What does a hordeolum look like?

It may look like a pimple at the base of your eyelashes. Styes under the eyelid may be less noticeable at first. But both can make your eyelid red, swollen, and tender to the touch. Your eye might feel scratchy and sore, too.

Will antibiotics help a stye?

Although most styes do not require medical treatment, a doctor can often prescribe antibiotics or pain relief medication to ease the symptoms and quickly clear the infection. If symptoms interfere with daily life or become very painful, it is best to see a doctor.

Is hordeolum contagious?

It’s an infection in the oil glands around the eyelids. You don’t have to worry about spreading a stye to someone else. It isn’t contagious.

How do I know if my stye is internal or external?

An internal hordeolum (stye) is a bacterial infection of the meibomian glands inside the eyelids. Internal styes tend to be more severe and occur a little less often than an external hordeolum. An external hordeolum (stye) is a bacterial infection of the Glands of Zeis and/or Glands of Moll inside the eyelids.

How do you drain a hordeolum?

Drainage of a hordeolum is performed as follows: Perform drainage with stab incisions at the site of pointing using an 18-gauge needle or a #11 blade. External incisions lead to scarring, so making external eyelid incisions or punctures is inadvisable, unless the hordeolum already is pointing externally.

What is Preseptal cellulitis?

Preseptal cellulitis (sometimes called periorbital cellulitis) is an infection of the anterior portion of the eyelid, not involving the orbit or other ocular structures. In contrast, orbital cellulitis is an infection involving the contents of the orbit (fat and ocular muscles) but not the globe.

What kind of bacteria causes styes?

A stye (hordeolum) is a tender red bump on the edge of the eyelid. It is an infection of a gland of the eyelid. The infection is most often caused by bacteria called staph (Staphylococcus aureus). The most common symptoms are redness and swelling of the eyelid.

When do you need antibiotics for a stye?

Most styes will heal within 10-14 days. If the stye does not get better within 3-5 days treatment by an eye doctor is recommended. The doctor may prescribe oral antibiotics such as: Keflex (cephalexin) 500mg twice per day for seven days for patients who are not allergic to penicillin or cephalosporins.

Can you put antibiotic ointment on eyelid?

Third, an antibiotic ointment is applied to the eyelid margin after it has been soaked and scrubbed. Commonly used agents include bacitracin, polymyxin B, erythromycin, or sulfacetamide ointments.

Can stress and lack of sleep cause styes?

The cause of most styes is unknown, though stress and a lack of sleep increase risk. Poor eye hygiene, such as not removing eye makeup, can also cause a stye. Blepharitis, a chronic inflammation of the eyelids, may also put you at risk of developing a stye.

What happens after a stye Pops?

Popping a stye can open the area, causing a wound or injury to the eyelid. This can lead to several complications: It might spread the bacterial infection to other parts of your eyelid or to your eyes. It may worsen the infection inside the stye and cause it to get worse.

Can you pop a Hordeolum?

Because the stye looks like a pimple, you might want to squeeze or pop it. Don’t do that. It can spread the infection or make it worse.

How is internal Hordeolum treated?

Common interventions for the treatment of acute internal hordeolum include warm compresses applied at home, topical medications and lid scrubs available over-the-counter, antibiotics or steroids, lid massages, and others.

What causes a stye inside your eye?

Styes are caused by a bacterial infection in an oil gland or hair follicle on your eyelid. These glands and follicles can get clogged with dead skin cells and other debris. Sometimes, bacteria get trapped inside and cause an infection. This results in a swollen, painful lump called a stye.

What is the little white bump inside my eyelid?

A xanthelasma is harmless. Small, harmless bumps called milia can also occur on the eyelid. Milia are tiny white bumps that appear under the surface of the skin. They usually appear in groups and can occur anywhere on the face.

What virus causes chalazion?

Viral Infection Influenza, pneumonia, and cold viruses are examples of viral infections that may block the meibomian glands in the eyes. People who have viral infections are often at higher risk for developing chalazia.

Does apple cider vinegar get rid of chalazion?

Apple cider vinegar (ACV) is very effective in treating a chalazion.

Does salt water help chalazion?

This can assist in easing any discomfort and encourages the chalazion to go away. Wash the eyes and face frequently with a clean facecloth. The eye can be bathed and flushed once to twice per day with a salt solution made using the following method: Boil water.

Why is my stye itchy?

Styes are usually caused by bacterial infections, a clogged oil gland or long-term inflammation of the eye lid. The most common symptoms of a stye include itching sensation, sensitivity to light, tenderness of the eyelid, swelling, redness and tearing of the eye.

What color is stye pus?

A stye is a common but painful eyelid infection. It usually looks like a small yellow pus-filled spot on the edge of the eyelid. Most styes get better on their own and do not need medical treatment. Hot compresses can ease the pain and encourage the stye to burst.

What happens if pus from a stye gets in your eye?

The surface over the stye may break, releasing the pus, or the swelling may go away without bursting, when the body’s immune system is able to control the infection. If the pus drains out of the stye, the lump goes away quite quickly. Otherwise, the swelling may take longer to go down.