Spider veins are small clusters of red, blue or purple veins that appear on the thighs, calves and ankles, and sclerotherapy is a common method of treating them. In this treatment, sclerosing solution is injected into each affected vein, causing the vein to collapse and fade from view.
Sclerotherapy – Sclerotherapy is a procedure used to treat blood vessel malformations. A medicine is injected into the vessels which makes them shrink. It can be used for patients with vascular or lymphatic malformations. In adults, sclerotherapy is often used to treat varicose veins.