One more preferred option would be the injection of foamed sclerosants – liquid substances in bubble form – in to the internal thigh to harden the vein.  Varicose veins, also called varicosities, are thick and dark blue or purple veins which have been viewed inside the lessen limbs of sufferers. https://www.sgvascularctr.com/service/vein-diseases-varicose-veins/