Varicose veins are twisted, enlarged veins near the surface of the skin. They're most common in the legs and ankles. They usually aren't serious. Sclerotherapy uses an injection of a special chemical ...

In this case, the veins turn blue. This condition is most noticeable around the hands, feet, ankles and toes. Varicose veins appear more prominent and blue or purple compared to normal veins.

“Varicose veins are most often swollen, gnarled veins that most frequently occur in the legs, ankles and feet. They are produced by a condition known as venous insufficiency or venous ...