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.

種類 Vessel
器官系 Cardiovascular
身体部位 Heart Region
ラテン語名 Vena cava superior
FMA ID 4720

機能

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.

臨床的意義

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.

よくある質問

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.

関連構造

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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