Blood clot. Sometimes a clot can type inside of a hemorrhoid. This is known as a thrombosed hemorrhoid. Despite the fact that not perilous, it might be very painful and at times has to be drained. Sclerotherapy treats veins that are twisted and enlarged, often called varicose veins. Varicose veins https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-answers-to-your-most-common-questions/