Superior vena cava

Vena cava superior

A short, wide vessel approximately 7 cm long, formed by the junction of the right and left brachiocephalic veins posterior to the first right costal cartilage. It descends through the superior mediastinum, receiving the azygos vein, and empties into the right atrium.

Type Vessel
Système corporel Cardiovascular
Région corporelle Heart Region
Nom latin Vena cava superior
FMA ID 4720

Fonction

Returns deoxygenated blood from the head, neck, upper limbs, and thorax to the right atrium of the heart. Formed by the confluence of the right and left brachiocephalic veins.

Signification clinique

Superior vena cava syndrome results from compression or obstruction (often by lung cancer or lymphoma), causing facial and upper limb swelling. Central venous catheters are placed via the subclavian or internal jugular veins into the SVC.

Questions fréquentes

What is the Superior vena cava?
A short, wide vessel approximately 7 cm long, formed by the junction of the right and left brachiocephalic veins posterior to the first right costal cartilage. It descends through the superior mediastinum, receiving the azygos vein, and empties into the right atrium.
What is the function of the Superior vena cava?
Returns deoxygenated blood from the head, neck, upper limbs, and thorax to the right atrium of the heart. Formed by the confluence of the right and left brachiocephalic veins.
What body system is the Superior vena cava part of?
The Superior vena cava is part of the Cardiovascular.
What conditions affect the Superior vena cava?
Superior vena cava syndrome results from compression or obstruction (often by lung cancer or lymphoma), causing facial and upper limb swelling. Central venous catheters are placed via the subclavian or internal jugular veins into the SVC.
Where is the Superior vena cava located?
The Superior vena cava is located in the Heart Region region of the body.

Structures associées

baroreceptor baroceptor dorsal vessel heart adult heart pulmonary vascular system pulmonary circulatory system pulmonary lymphatic vessel lymphatic vessel of lung hemolymph haemolymph pericardial cavity cavitas pericardiaca superior mesenteric vein upper mesenteric vein blood vasculature blood system

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