An additional popular option is definitely the injection of foamed sclerosants – liquid chemical substances in bubble form – to the interior thigh to harden the vein.  Ultrasound Guided Foam Sclerotherapy: Here, rather than eradicating the varicose veins, a powerful chemical foam is injected into the varicose veins to test https://www.sgvascularctr.com/service/vein-diseases-varicose-veins/