Once the affected vein is really a superficial vein inside the leg, it is called superficial thrombophlebitis, and unlike deep vein thrombosis there is minor possibility on the clot breaking off being an embolus.[10] Peripheral venous illness. This can result in deep vein thrombosis (DVT). DVT is usually a blood clot https://www.sgvascularctr.com/doctor/dr-chen-min-qi/