Spider Naevi
August 18th, 2017
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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