Damage to these valves might cause the blood to pool during the reduced Component of your body, including the legs and toes. The clinical time period for this is Persistent venous insufficiency (CVI). Thoracic vascular disease. It might cause thoracic aortic aneurysm. That is a bulging, weakened space inside the wall https://www.sgvascularctr.com/all-things-vascular-singapore-guide/