Intestinal ischemic syndrome: A blockage inside the blood vessels leading to your gastrointestinal method. Varicose veins are swollen and enlarged veins. They are most popular during the legs but also can have an impact on other areas of the body. Many vascular conditions involve clots or blockages in blood vessels. https://www.sgvascularctr.com/exploring-vascular-malformations-informative-guide-for-singaporeans/