Varicose veins are enlarged, twisted, painful superficial veins resulting from poorly functioning valves. Varicose veins usually occur in the veins of the legs, although it may occur elsewhere. It is a common condition, affecting mostly women.
Diane M. Horowitz, MD, North Shore Long Island Jewish Health System, Great Neck, NY. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.