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Related Experiment Videos

Omphalokeratolith.

S J Friedman, W J Liles

    Cutis
    |August 1, 1987
    PubMed
    Summary
    This summary is machine-generated.

    A firm, black umbilical mass was identified as an omphalokeratolith, a rare skin condition. Histology revealed keratin, sebum, hair, and bacteria, with melanin and oxidized lipids causing the dark color.

    Area of Science:

    • Dermatology
    • Pathology

    Background:

    • Umbilical masses are uncommon clinical findings.
    • The differential diagnosis for umbilical lesions includes various benign and malignant conditions.

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