How does sclerotherapy work?

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Dermatologist Dr. Heidi Waldorf explains how the sclerotherapy procedure works to remove varicose and spider veins. Watch Dr. Waldorf's video for tips and information on skin health.


Sclerotherapy is a simple procedure during which doctors remove small varicose veins. Doctors inject a concentrated saline or other solution into the varicose vein, which irritates the lining of the vein and causes it to close up or collapse. Healthy blood vessels nearby absorb the blood flow of the collapsed vein. Patients usually wear compression stockings or elastic bandages for several days after the procedure.

Continue Learning about Spider Veins and Varicose Veins

Spider Veins and Varicose Veins

Large twisted blue or purplish veins visible at the skins surface are known as varicose veins. Any vein in your body can become varicose but it usually occurs in the legs and feet due to the pressure the lower body endures to keep ...

your body upright. It is caused by the weakening of the valves and veins in your legs. Varicose veins are usually hereditary. We are also more prone to get varicose veins as we age. Symptoms include itching, burning, throbbing or cramping in the legs and around the veins. Self-care measures such as exercising, elevating your legs, and wearing compression stockings are used to ease the pain and prevent varicose veins from getting worse. If these measures dont work, see your doctor to discuss medical treatments that are available to close or remove varicose veins.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.