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I welcome interesting clinical cases you think might fit here, or any suggestions for subjects you would like to hear more about.


Is your patient immunodeficient to fungal skin infection?
Chronic fungal skin infection maybe as a result of immunodeficiency. This blog explores the idea.

Ivan Bristow
5 days ago4 min read
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Can the HPV vaccine treat verrucae and warts (2025 Update)?
Can the HPV vaccine really treat warts and verrucae? This blog investigates.

Ivan Bristow
5 days ago4 min read
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Beyond the foot: considering extragenital lichen sclerosus in podiatry
A genital skin problem which can manifest on the foot and leg, Lichen Sclerosus is something podiatrists may not be aware of.

Michelle Reynolds
Jul 3110 min read
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Melanonychia: visually differentiating the good from bad
What is Melanonychia? Melanonychia, a term derived from the Greek "Melas" (meaning black or brown) and "Onyx" (meaning nail), describes...

Ivan Bristow
Jul 314 min read
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Improving care for patients with palmoplantar keratoderma
Palmoplantar keratoderma is a unusual condition which is often complex and difficult to treat. This blog looks at a new classification system which aims to improve recognition, diagnosis and treatment

Ivan Bristow
Jun 26 min read
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Acral lentiginous melanoma - improving detection on the foot
How can we improve detection of acral lentiginous melanoma on the foot? This blog looks at the evidence and suggests practical methods that can be implemented in clinic.

Ivan Bristow
Jun 210 min read
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Could corns be viral in origin?
Can we easily tell if an hyperkeratotic plantar lesion is a corn or a wart?

Ivan Bristow
Apr 38 min read
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Juvenile Plantar Dermatosis. A disappearing disease?
Juvenile Plantar Dermatosis is an uncommon skin condition affecting the soles of the feet of children. Is it disappearing?

Ivan Bristow
Dec 3, 20248 min read
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Keratoderma Climactericum – another cause of plantar hyperkeratosis
Keratoderma is a cause of hyperkeratosis on the feet in menopausal women. This blog explore the condition and its treatment.

Ivan Bristow
Nov 9, 20244 min read
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Looking for a great dermatology meeting in 2025?
Annoucing the PCDS Annual Meeting in Harrogate, March 2025

Ivan Bristow
Oct 29, 20241 min read
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Smoking, Palmoplantar Pustulosis & Psoriasis
This recent study investigates whether smoking cessation can improve plantar psoriasis or plamoplantar pustulosis.

Ivan Bristow
Sep 30, 20242 min read
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The New HEINE Smartphone Adaptor Mag
This is a short review of the new Heine Smartphone Adaptor Mag

Ivan Bristow
Aug 28, 20242 min read
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Podiatrists spotting melanoma - does it happen?
What does the literature say about podiatrists ability to spot a melanoma?

Ivan Bristow
Aug 6, 20244 min read
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May is melanoma awareness month!
May is melanoma month. In this blog are links to my published papers on melanoma and the foot.

Ivan Bristow
May 13, 20243 min read
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Non-visibility of a melanoma to patients leads to later detection
Spotting a melanoma earlier can lead to an improved outcome however, lesions which aren't so visible may take longer to be diagnosed.

Ivan Bristow
Jan 25, 20243 min read
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A review of the new HEINE DELTA 30 PRO Dermatoscope
I have covered dermoscopy as a topic for many years on my blog. Three and a half years ago, I reviewed Heine’s Delta 30 dermatoscope and...

Ivan Bristow
Dec 19, 20234 min read
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Amelanotic melanoma on the sole of the foot
A case of amelanotic melanoma occurring on the foot.
Matthew Bland
Nov 28, 20233 min read
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Dermoscopy & acral melanoma. Keep it BRAAF please.
Acral melanoma is something which worries every podiatrist – a rare malignancy but one not to be missed as timely diagnosis can reduce...

Ivan Bristow
May 5, 20233 min read
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An unusual onychocryptosis
The authors present an unusual case of onychocryptosis.
Ivan Bristow & Stuart Metcalfe
Aug 3, 20222 min read
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Which Dermatoscope should I buy?
Following the recent Royal College of Podiatry Conference last month in Liverpool, I decided to try and answer the most asked question...

Ivan Bristow
Nov 30, 20215 min read
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