Spider Naevi | Signs - MedSchool
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Spider Naevi

Overview

    • Look For

    • A central red vessel with multiple small twisted vessels radiating from it, that disappears when pressure is applied. Commonly over the face, neck, forearms, hands and chest.
    • Significance

    • Dilatation of the capillaries due to oestrogen excess.
    • Causes of Spider Naevi

    • Normal in children
    • Cirrhosis
    • Hyperthyroidism
    • Rheumatoid arthritis
    • Pregnancy
    • Exogenous oestrogen - OCP, HRT
    • Paraneoplastic syndrome
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