Varicocele embolization is a less invasive, same-working day treatment. A small catheter is inserted right into a groin or neck vein. A coil is then placed into your catheter and into your varicocele. This blocks blood from attending to the abnormal veins. The reason for varicoceles is not really recognized. https://www.sgvascularctr.com/a-guide-to-varicocele-treatment-in-singapore/