
Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Palmoplantar keratoderma
Introduction
Overview
Overview
Palmoplantar keratoderma (PPK) or keratosis palmaris et plantaris is part of a group of disorders of the skin affecting primarily the palms of the hands and soles of the feet. It is characterized by thickening of the palms and the soles of individuals who are affected.
Causes
Causes
The condition may be hereditary, acquired, or part of another disease with PPK as an associated feature.
Diagnosis
Diagnosis
Physical Examination
Skin
Extremities
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Marginal keratoderma of the palms. With permission from Dermatology Atlas.[1]
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Marginal keratoderma of the palms. With permission from Dermatology Atlas.[1]
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Marginal keratoderma of the palms. With permission from Dermatology Atlas.[1]
Progressive palmoplantar keratoderma
Extremities
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
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Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]
References
References
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Kiran Singh, M.D. [2]

![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/e/ef/Palmoplantar_keratoderma01.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/8/8d/Palmoplantar_keratoderma02.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/7/75/Palmoplantar_keratoderma03.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/a/ad/Palmoplantar_keratoderma04.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/0/0d/Palmoplantar_keratoderma05.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/8/8f/Palmoplantar_keratoderma06.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/8/8c/Palmoplantar_keratoderma07.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/f/f9/Palmoplantar_keratoderma08.jpg)
![Palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/0/0b/Palmoplantar_keratoderma09.jpg)
![Marginal keratoderma of the palms. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/1/1e/Marginal_keratoderma_hands_01.jpeg)
![Marginal keratoderma of the palms. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/4/4a/Marginal_keratoderma_hands_02.jpeg)
![Marginal keratoderma of the palms. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/9/9c/Marginal_keratoderma_hands_03.jpeg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/6f/Progressive_palmoplantar_keratoderma01.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/6c/Progressive_palmoplantar_keratoderma02.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/e/ef/Progressive_palmoplantar_keratoderma03.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/2/27/Progressive_palmoplantar_keratoderma04.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/9/9d/Progressive_palmoplantar_keratoderma05.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/b/b6/Progressive_palmoplantar_keratoderma06.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/3/36/Progressive_palmoplantar_keratoderma07.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/6c/Progressive_palmoplantar_keratoderma08.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/69/Progressive_palmoplantar_keratoderma09.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/3/33/Progressive_palmoplantar_keratoderma10.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/a/aa/Progressive_palmoplantar_keratoderma11.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/e/e9/Progressive_palmoplantar_keratoderma12.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/9/91/Progressive_palmoplantar_keratoderma13.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/f/fb/Progressive_palmoplantar_keratoderma14.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/f/f6/Progressive_palmoplantar_keratoderma15.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/3/33/Progressive_palmoplantar_keratoderma16.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/69/Progressive_palmoplantar_keratoderma17.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/66/Progressive_palmoplantar_keratoderma18.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/a/ae/Progressive_palmoplantar_keratoderma19.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/d/dc/Progressive_palmoplantar_keratoderma20.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/c/c5/Progressive_palmoplantar_keratoderma21.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/6/6d/Progressive_palmoplantar_keratoderma22.jpg)
![Progressive palmoplantar keratoderma. With permission from Dermatology Atlas.[1]](https://www.wikidoc.org/images/1/18/Progressive_palmoplantar_keratoderma23.jpg)
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