In the realm of treating spider veins on the legs, sclerotherapy refers to the placement of various safe solutions that cause the vein to become irritated and eventually shrink down and gradually dissolve away. This involves an injection of a solution directly into the vein. This irritates the lining of the blood vessel, causing it to clot. Over time, the vessel turns into scar tissue that fades from view.
Sclerotherapy can be used to treat: