Veins are slender-walled vessels that purpose to return blood back to the guts. The veins in the legs need to move blood versus gravity to meet their functionality and they count on two mechanisms to attain this: Sclerotherapy involves injecting an answer specifically to the vein, causing it to scar https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-from-the-perspective-of-a-vascular-surgeon/