Although usually not risky, varicose veins may cause irritation and cause issues like pores and skin ulcers and blood clots. There's a Risk that an element, or all of, the blood clot breaks off and vacation to the lungs, leading to a pulmonary embolism, and that is daily life threatening. https://www.sgvascularctr.com/service/vein-diseases-varicose-veins/