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Normolipemic tendon and tuberous xanthomas

R Fleischmajer, G S Tint, H D Bennett

    Journal of the American Academy of Dermatology
    |September 1, 1981
    PubMed
    Summary
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    This study reports a unique case of xanthomas with normal blood lipids, suggesting a potentially new form of normolipemic xanthomatosis. Further research is needed to understand this rare condition.

    Area of Science:

    • Biochemistry
    • Genetics
    • Dermatology

    Background:

    • Xanthomas, or lipid deposits, are typically associated with genetic lipid metabolism disorders like familial hypercholesterolemia.
    • Commonly associated conditions include broad beta disease, beta sitosterolemia, and cerebrotendinous xanthomatosis.
    • These disorders often present with elevated plasma lipid levels.

    Observation:

    • A patient presented with both tendon and tuberous xanthomas.
    • Plasma lipid levels in this patient were notably normal.
    • Analysis revealed normal cholestanol levels in plasma and xanthoma tissue.

    Findings:

    • Beta sitosterol was undetectable in the patient.
    • The clinical and biochemical profile excluded known causes of xanthomatosis.

    Related Experiment Videos

  • The findings suggest a distinct condition characterized by xanthomas and normal lipids.

    • Implications:

    • This case challenges the established link between xanthomas and hyperlipidemia.
    • It points towards a novel genetic or metabolic pathway involved in lipid deposition.
    • Further investigation could lead to the identification of a new normolipemic xanthomatosis disorder.