A varicocele is enlargement of your veins that transport oxygen-depleted blood faraway from the testicle. The weakened valves let blood pool inside the veins in place of touring to the guts. When blood swimming pools during the veins, the veins become bigger, producing them demonstrate beneath the pores and skin. https://www.sgvascularctr.com/looking-for-varicose-vein-treatment-singapore/