Veins,A service provided to medicine by,Venous circulation (1),Venous circulation (2),Deep venous system,Superficial venous system,Legs,Head and neck veins,Veins (1),Veins (2),Veins (3),Intima,Tunica media,Adventitia,Internal elastic membrane,Vascular tunics,Artery,Vein,Valve,Tunica externa (adventitia),Tunica media,External elastic lamina,Tunica intima (endothelium),Elastic membrane,Capillaries (1),Capillaries (2),Capillary (3),Capillary compartment,Arteriola,Sphincters,Lymphatic canaliculus,Capillary,Venule,Preferential canal,Venous system,Blood flow (1),Blood flow (2),Venous return,Foot pump,Venous disease,Telangiectasis,Varicose veins,Oedema,Lipodermatosclerosis,Venous leg ulcer,Varicose vein,Membrane adhesion - Molecule expression (ICAM-1, E-selectin,),Venous valve,Venous wall remodeling,Pressure and shear stress induced gene expression (TNF, IL-1, ),Venous valves (1),Competent valve: closed,Competent valve: open,Passage of micronized Daflon 500 mg through open valve,Venous valves (2),Inflamed valve: closed,Inflamed valve: open,Valve at early stage of inflammation,Venous valves (3),Inflamed incompetent valve,Varicose vein + inflamed incompetent valve,Varicose vein + inflamed incompetent valve + reflux,Oedema (1),Oedema (2),Oedema (3),Oedema (4),Edema formation,Normal capillaries,Edema formation,Phlebitis,Healthy vein,Vein with phlebitis,Inflammation of the inner layer,Venous thrombosis (1),Venous thrombosis (2),