deep vein thrombosis (dvt), artery and vein disease with fat cells, abnormally of blood vascular flow

thrombosis vein dvt disease blood peripheral vascular artery pressure vector anatomy arteriosclerosis vessel clot embolism deep pulmonary leg thrombus syndrome class economy body valve human illustration mechanism pain dyspnea flow red cholesterol atherosclerosis blocked care health heart venous circulation thrombophlebitis varicose arteries inside medical block foot swelling symptoms treatment