Venous insufficiency takes place if the veins from the lessen extremities can't effectively press blood back to the center. This challenge is typically chronic in character and arises in the event the leg veins come to be enlarged (identified as venous hypertension) and their valves can not close thoroughly. DVT https://www.sgvascularctr.com/swollen-leg-why-do-i-have-it-and-what-can-i-do/