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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A seborrheic keratosis is harmless, but a raised one can become irritated, itchy or sore when it catches and rubs. The usual triggers are friction, from clothing, jewellery, a waistband, a bra strap, a razor or a comb, along with heat and sweat that make the skin more reactive. The key thing to avoid is scratching or picking at it, which inflames it further. When a growth is repeatedly irritated, the simplest lasting solution is to have it removed. Here is what triggers irritation, how to manage it, and when removal is the answer.
What Irritates a Seborrheic Keratosis
Because they are raised and sit on the surface, they are easy to catch. Common triggers:
- Friction and catching: clothing seams, waistbands, bra straps, collars, jewellery, a razor when shaving, or a comb over one on the scalp.
- Heat and sweat: in warm weather or during exercise, sweat and rubbing in skin folds can leave a growth red and itchy, which is why some people notice flare-ups seasonally.
- Scratching or picking: the most avoidable trigger; it inflames the growth, can make it bleed, and raises the risk of infection.
Inflamed is not infected
“Inflamed seborrheic keratosis” is searched hundreds of times a month, usually in mild panic — so the reassurance first: an irritated SK that turns red, swollen and itchy is almost always inflamed, not infected. The keratin plate has cracked or caught, the skin around it reacts, and the whole thing looks angrier than it is. Antibiotics have nothing to treat here; settling the friction does. True infection — spreading redness, heat, pus — is rare and behaves differently.
When an irritated SK bleeds
Bleeding splits into two very different stories. Provoked bleeding — a scratch, a towel, a bra strap catching the lesion — is common and mechanically unsurprising: you have cracked a brittle plate sitting on living skin. Unprovoked or repeated bleeding is different: a lesion that bleeds without a reason it can name has left routine SK behaviour and joined the same-week review list, alongside ulceration and colour change. Irritation is also the classic prelude to a lesion crumbling or shedding outright — usually harmless, with the caveats that guide covers.
How to Manage an Irritated Growth
In the short term, the aim is to take the friction away and let it settle: choose clothing that does not rub over it, move a watch or necklace that catches, take care shaving around one, and keep the area clean and dry. A bland moisturiser can ease dryness and itch. What you should not do is squeeze, pick or try to scrape it off, both because it inflames the skin and because a growth should be confirmed as benign before anything is done to it. If an irritated growth becomes increasingly red, painful, bleeds or weeps, have it checked.
When Removal Is the Answer
The pattern we see in clinic: an SK that has been irritated once tends to be irritated again, because its location — the waistband, the bra line, the collar — is not moving. Repeatedly inflamed lesions are the strongest everyday candidates for removal: a few minutes of shave excision ends a yearly cycle of flare, catch and bleed, and the site heals within weeks.
If a seborrheic keratosis is repeatedly irritated, catching and snagging in the same spot, removing it is the simplest lasting solution and a common reason people choose to. It is a quick procedure under local anaesthetic, usually a shave excision, and the options are set out in the best treatment for seborrheic keratosis, with the full picture in our complete removal guide.
Irritation Stories from the Threads
“The one under my bra strap bleeds every few weeks. Dangerous, or just annoying?”
Almost certainly the latter — provoked, same-spot bleeding from a lesion in a friction zone is mechanics, not malignancy. It is also a solved problem: this exact lesion, in this exact location, is what shave excision exists for. The caveat stands: bleeding without provocation is a different conversation.
“It itches like mad at night. Why nights?”
Warmth, wool blankets and nothing else to think about. Night itch concentrates attention on an irritated lesion rather than signalling anything new — moisturising around (not on the cracked plate), loose nightwear and short nails break the scratch-flare cycle better than any cream applied to the lesion itself.
“I picked at it and now it’s red and puffy. Have I turned it into something?”
You have inflamed it, not transformed it — SKs do not become melanoma, with or without your help. Leave it strictly alone for a fortnight and it will usually settle (or shed). What picking does risk is pigment marks and a rawness that makes proper assessment harder — so consider the puffiness your last warning, not your new hobby.
Common Questions
- Why is my seborrheic keratosis itchy or sore?
- Usually because it is being rubbed or caught by clothing, jewellery or a razor, or irritated by heat and sweat. Scratching makes it worse. If it stays inflamed, bleeds or weeps, have it checked.
- Is it dangerous if it bleeds after catching?
- A growth that bleeds because it was knocked or caught is usually not dangerous, but bleeding can also be a warning sign, so a growth that bleeds should be assessed by a specialist to confirm what it is.
- How can I stop it being irritated?
- Reduce the friction over it and avoid picking at it. If it keeps catching in the same place, the simplest lasting solution is to have it removed.
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