Mr. Onur Gilleard
Qualifications & Experience
Mr Onur Gilleard is a distinguished consultant plastic surgeon on the GMC specialist register. He previously held an NHS consultant post at St Bartholomew’s Hospital in London, specialising in skin cancer and microsurgical reconstruction. In 2021, Mr Gilleard transitioned from the NHS to dedicate himself fully to private practice, allowing him to focus exclusively on providing personalised, high-quality care to his patients. He is recognised as an expert in laser treatments, having conducted research and developed advanced treatment protocols using cutting-edge laser technology to optimise both clinical outcomes and cosmetic results.
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What this guide covers
- The signs that mean today, not next week
- Spreading redness: why it changes everything
- When a lump is not a chalazion at all
- The one that keeps coming back in the same spot
- What is not urgent
- After a removal: what to watch for
- Your questions, answered
The signs that mean today, not next week
Most chalazia are not urgent. They are firm, painless and slow, and the correct response to one is patience and a warm compress. A small number are a different situation, and the difference is worth knowing before you are in it.
Seek same-day medical attention if any of the following apply. NHS guidance lists these as reasons for an urgent appointment rather than a routine one:
- severe pain or swelling in the eyelid
- any change in your vision
- pus discharging from the lump or the eye
- redness or swelling spreading beyond the eyelid onto the cheek, brow or the eye itself
Out of hours, that means A&E rather than waiting for a practice to open. The eyelid sits close to structures where an untreated infection has somewhere to go, which is why the threshold here is lower than for a lump anywhere else on the body.
Spreading redness: why it changes everything
A chalazion can be a little red at the surface. That is not the same as redness that is moving.
Moorfields Eye Hospital’s guidance for clinicians examining a chalazion carries a single instruction on this point — “watch out for spreading lid cellulitis” — and it is the sign a patient can watch for too. Cellulitis is an infection of the tissue around the eye rather than of the gland itself, and it does not settle with warm compresses.
The practical version: draw a mental line at the edge of the lid. Redness confined to the lump is expected. Redness crossing that line, particularly with swelling that closes the eye, fever, or pain on moving the eye, is not something to manage at home.
When a lump is not a chalazion at all
The great majority of eyelid lumps are benign, and a typical chalazion looks and behaves in a way an experienced clinician recognises quickly. The reason to examine one carefully is the small number that do not.
The features that prompt a closer look, rather than a warm compress and a review date, are:
- Ulceration or an atypical appearance of the skin over the lump, rather than smooth skin over a firm swelling
- Lashes falling out over the lesion, or the lid margin losing its normal architecture
- A solid mass that feels different from the rubbery, mobile contents of a blocked gland
- A lump that keeps returning to the same spot after being treated properly
None of these means cancer. Each of them means the lump earns tissue diagnosis rather than assumption. At London Skin Clinic, chalazion tissue is not sent for histology routinely — most chalazia are exactly what they look like — but it is sent in precisely these circumstances, including where a sebaceous carcinoma has to be excluded.
If you are unsure whether what you have is a chalazion or something else, our guide on telling an eyelid cyst from a stye covers the everyday distinction.
The one that keeps coming back in the same spot
Around one chalazion in ten returns after treatment and needs a second procedure. That is ordinary, and by itself it is not a warning sign.
What is treated differently is a lump that comes back in the same place after two procedures. At that point the working assumption changes: rather than draining it a third time, the tissue goes to the laboratory. A lesion that mimics a chalazion and keeps reforming at one site is the classic way a rarer eyelid tumour presents, and repeated drainage without diagnosis is how that gets missed.
This is the single most useful thing on this page. If you have had the same eyelid lump drained twice and it is back, ask what the plan is for diagnosis — not just for drainage.
What is not urgent
To keep the list above in proportion, the following are all normal and none of them needs an emergency appointment:
| What you notice | What it usually means |
|---|---|
| A firm, painless lump that has been there for weeks | The usual behaviour of a chalazion. Warm compresses and time.
If you decide to have it removed, we compare the NHS and private routes in detail. |
| It looks worse first thing in the morning | Overnight fluid settling. It softens through the day. |
| It is slightly tender when pressed | Common. Tenderness only on pressure is different from constant pain. |
| It has been there two months and has not changed | Chalazia are slow. Moorfields notes that most disappear within a few months and virtually all re-absorb within two years. |
| A small amount of oily material came out | The gland partly clearing itself. Keep the area clean; do not squeeze it. |
Squeezing is the one active mistake. It does not empty a blocked gland — the contents are too firm — and it can turn a lump that was going to resolve into one that is infected.
After a removal: what to watch for
Following incision and drainage, bruising and swelling build up and peak at about 48 hours, then settle over roughly five days. Blurred vision from chloramphenicol ointment is expected and clears once the ointment stops.
What is not expected, and should bring you back the same day: pain that is increasing rather than easing after the first 48 hours, swelling that is growing, or redness spreading away from the lid. During clinic hours, contact the clinic. Outside them, A&E. The full recovery course is set out in our guide to healing after chalazion drainage.
If you are weighing up having it removed, the procedure, cost and recovery are set out in our chalazion removal guide, and the fee is on the eyelid cyst removal page.
Your questions, answered
- When should a chalazion be seen urgently?
- Same day if there is severe pain or swelling, any change in vision, pus discharging, or redness spreading beyond the eyelid. Out of hours that means A&E. A firm, painless lump that is simply not going away is not an emergency.
- What does cellulitis around the eye look like?
- Redness and swelling that spread past the lid onto the surrounding face rather than staying over the lump, often with the eye closing, fever, or pain when moving the eye. It is an infection of the tissue rather than the gland and needs treatment rather than compresses.
- Can an eyelid lump be cancer?
- The great majority are not. The features that warrant tissue diagnosis rather than assumption are ulceration or an atypical skin surface, lashes falling out over the lesion, a solid mass, or a lump that returns to the same site after two properly performed procedures.
- My chalazion has come back twice. Is that a problem?
- Recurrence once is common — about one in ten. A lump returning to the same spot after two procedures is managed differently: the tissue is sent for histology rather than simply drained again. Ask specifically about that.
- Can I squeeze it to get it out?
- No. The contents of a chalazion are firm and will not express, and squeezing can introduce infection into an eyelid that was going to settle on its own. Warm compresses and gentle massage towards the lid margin are the useful version of the same instinct.
- Should I go to A&E for an eyelid lump?
- Only for the urgent signs above — spreading redness, vision change, severe pain or swelling, discharging pus — and when a GP or clinic appointment is not available in time. A stable lump can wait for a routine appointment.
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