Chronic venous insufficiency is a long-term condition. It is most commonly due to malfunctioning (incompetent) valves in the veins. It may also occur as the result of a past blood clot in the legs.
Risk factors for venous insufficiency include:
- Family history of this condition
- Female gender (related to levels of the hormone progesterone)
- History of deep vein thrombosis in the legs
- Sitting or standing for a long periods
- Tall height
Sourced through Scoop.it from: www.nlm.nih.gov