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[Hyperkeratosis haemorrhagica]

T Rufli

    Der Hautarzt; Zeitschrift Fur Dermatologie, Venerologie, Und Verwandte Gebiete
    |November 1, 1980
    PubMed
    Summary

    Black heel, a harmless foot condition, presents as hemorrhagic hyperkeratoses. This traumatic reaction is common in young, athletic individuals, particularly on the soles of the feet.

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    Area of Science:

    • Dermatology
    • Sports Medicine
    • Podiatry

    Context:

    • Hemorrhagic hyperkeratoses on the feet, known by various terms like 'black heel' and 'calcaneal petechiae', are reviewed.
    • Previous literature on morphology, histopathology, and etiology is examined.
    • Own investigations were conducted on a cohort of 596 healthy 19-year-old males.

    Purpose:

    • To review existing literature on foot hyperkeratoses.
    • To investigate the incidence and characteristics of this condition in young males.
    • To propose a standardized designation for the condition.

    Summary:

    • A study of 596 healthy 19-year-old males revealed an incidence of 2.85% for hemorrhagic hyperkeratoses on the feet.
    • This condition, often termed 'black heel', is a harmless, traumatic reaction predominantly affecting the soles.
    • The findings suggest it is frequent among athletically active young people.

    Impact:

    • Highlights the prevalence of 'black heel' in young athletes.
    • Suggests the term 'hyperkeratosis haemorrhagica' for this condition.
    • Provides insights into the etiology and presentation of a common foot ailment.

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