Blood clot. At times a clot can type inside a hemorrhoid. This is referred to as a thrombosed hemorrhoid. Although not perilous, it might be extremely painful and occasionally needs to be drained. Varicose veins are bulging, enlarged veins. Any vein that is close to the pores and skin's surface https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/