Spider Angioma

Spider angioma (nevus araneus) is a benign telangiectasia with a central arteriole and radiating fine vessels, common on face/upper trunk, associated with estrogen (pregnancy, liver disease). It is usually benign. Treatment: reassurance; treat underlying liver disease if present; cosmetic removal by electrocautery/laser if desired; observe; spontaneous regression after pregnancy.

Common Symptoms

Central red papule with radiating vessels; face/upper trunk; associated with pregnancy/liver disease

Causes and Pathogenesis

Estrogen-mediated arteriolar dilation with radiating capillaries.

Treatment

Reassurance; treat underlying cause; electrocautery/laser for cosmetic

Preventive Measures

Treat liver disease; observe.

Department to Visit

It is recommended to visit the Dermatology department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.