venöse

Venöse is a German adjective meaning "relating to veins" or "venous." It is derived from the Latin vena (vein) through venosus and is widely used in medical and scientific terminology. In German, the adjective inflects according to gender, case, and number (for example venös, venöses, venösen, venöse).

In anatomy and physiology, venous describes structures and processes associated with the venous system, which returns blood to the heart. The main components are superficial and deep veins, venous valves, and the large veins such as the superior and inferior vena cava. In normal physiology, venous blood is returned from the tissues to the heart; in the systemic circulation this blood is typically deoxygenated, whereas in the lungs the pulmonary veins carry oxygenated blood back to the heart, a noted exception to the general rule.

Clinical relevance of the term appears in discussions of venöse diseases and conditions. Common topics include chronic venous insufficiency, varicose veins, venous ulcers, and deep vein thrombosis. Symptoms may include leg swelling, pain, heaviness, and skin changes. Risk factors include age, obesity, pregnancy, prolonged standing, and immobility. Diagnosis often employs duplex ultrasonography or venography to assess venous flow and structure.

Treatment approaches for venous disorders aim to improve venous return and reduce symptoms. These include compression therapy, leg elevation, and lifestyle modifications. Interventions range from sclerotherapy and endovenous ablation (laser or radiofrequency) to surgical removal of faulty veins. Anticoagulation or thrombolysis may be required for acute venous thromboembolism. The term venöse thus serves as a key descriptor of conditions and interventions connected to the venous system.