Subscribe to our dermatology newsletter


Punctate-type palmoplantar keratoderma

Author: Dr Amy Stanway, Dermatology Registrar, Nottingham, United Kingdom, 2005.

What are punctate keratodermas?

Punctuate keratodermas result in tiny bumps of thickened skin on the palms and soles and usually appears in late childhood or early adulthood.

What causes punctate keratodermas?

Punctate keratodermas are inherited by an autosomal dominant pattern (the abnormal gene is passed on from an affected parent). Some people with filiform keratoderma have no apparent family history of the condition.

What are the different types of punctate keratoderma?

There are three different types of punctuate-type keratoderma:

Treatment of punctate keratoderma

The following treatments soften the thickened skin and make them less noticeable.

What is the prognosis for punctate keratoderma?

These conditions persist for life and may be passed on to the next generation. General health is not affected although the thickened skin can interfere with activity.

Related information

Email Newsletter

Would you like to receive our dermatology updates by email?


Submit your images

We're seeking high-quality photos of skin diseases.  


Skin lesion photography

Watch Dr Amanda Oakley presenting "Skin lesion photography" at The Australasian Skin Cancer Congress.

Subscribe to our mailing list

* indicates required
DermNet NZ Newsletter