Chalazion (Eyelid Cyst): Causes, Symptoms, and Treatment

Everything You Need to Know About a Chalazion

A chalazion is a small, slow-growing lump or cyst inside the eyelid.

It is usually painless and rarely lasts more than a few weeks.

It develops when a meibomian gland on the edge of the eyelid becomes blocked or inflamed.

These glands produce an oily secretion that lubricates the surface of the eye.

Symptoms

In the early stages, a chalazion appears as a small red or inflamed area on the eyelid.

Over a few days it can develop into a slow-growing, painless lump.

It can appear on either eyelid but is more common on the upper lid.

Although usually painless, a chalazion can cause

watering and irritation. A larger chalazion may press on the eyeball

and produce blurred vision.

Chalazion vs. Stye

Although the two terms are often used interchangeably,

they describe different conditions.

A chalazion arises from a blocked meibomian gland,

while a stye (hordeolum) develops from infection of the oil glands at the lid margin or at the base of an eyelash.

The clearest difference is that a chalazion is generally painless,

while a stye is often quite painful and may make the eye feel inflamed and gritty.

Other symptoms of a stye can include:

1. Eyelid swelling

2. A small swelling that may contain pus

3. Crusting along the lid margin

4. Light sensitivity

5. Watery eyes

6. The stye usually grows for about 3 days before the pus begins to drain

and typically takes around a week to resolve.

Causes and Risk Factors

A chalazion typically develops in someone with an underlying inflammatory condition

affecting the eyes or skin. These conditions include:

– Chronic blepharitis

– Rosacea

– Seborrhoeic dermatitis

– Chalazion can also follow viral conjunctivitis,

a form of eye inflammation.

Other Risk Factors for Chalazion Include:

• Viral infection
• Tuberculosis
• Skin cancer
• Diabetes

Home Care

A chalazion typically resolves on its own within a few weeks.

However, there are several safe ways to speed up healing:

Warm Compresses

Applying a warm compress to the affected eye helps loosen any oil

that has hardened and blocked the gland duct, helping the duct open

and drain more effectively, which eases irritation.

How to Apply a Warm Compress

1. A dry warm compress is preferable to a wet one,

since moisture can worsen inflammation of the skin around the eye.

2. Place the compress on the eyelid for 10–15 minutes.

3. Gently massaging the eyelids for a few minutes daily can help

the oil ducts drain more effectively.

4. Repeat several times a day until the swelling subsides.

What to Avoid

– To prevent further irritation, avoid eye makeup

and contact lenses until the chalazion has healed.

When to See a Doctor

You should see an ophthalmologist if the chalazion does not resolve after two weeks.

The doctor will ask about your symptoms and examine the area to rule out other conditions.

They may also prescribe anti-inflammatory eye drops or ointments to reduce discomfort and speed healing.

For some patients, the doctor may inject a steroid to reduce swelling.

The decision depends on the location, size, and number of lesions.

If there are signs of bacterial infection,

the doctor may recommend a course of oral antibiotics.

Surgical Drainage

The doctor may recommend a small surgical procedure to drain the chalazion under local anaesthesia.

A chalazion can sometimes recur.

If recurrence is frequent, the doctor may take a biopsy

— a small tissue sample —

to examine for signs of a more serious underlying condition.

Prevention

Daily eyelid hygiene can help prevent chalazia from forming or recurring.

Use lid scrubs or cleansing wipes to keep the meibomian glands from clogging.

Tips to prevent infection include:

– Avoid rubbing the eyes.

– Keep your hands clean before touching the eyes.

– Protect the eyes from dust and airborne particles, for example

by wearing sunglasses outdoors

or safety goggles when using power tools.

– Replace eye makeup every 6 months to prevent bacterial growth.

Summary

A chalazion is a painless lump that can develop on the eyelid.

Although it can cause irritation and discomfort,

it is usually harmless and resolves on its own within a few weeks.

Occasionally a chalazion may become infected and progress to a stye.

See an ophthalmologist if the eye area becomes particularly swollen or painful,

or if the chalazion does not respond to home care.

A daily eye-cleansing routine can help prevent recurrence.

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