The vascular procedure performs numerous crucial functions that underscore what does vascular mean in the human body: This is what occurs with varicose veins. They may bulge like purple ropes less than your skin. They also can seem like little purple or purple bursts with your knees, calves, or thighs. https://www.sgvascularctr.com/exploring-vascular-malformations-informative-guide-for-singaporeans/