The vena cava is a large vein that collects blood from either the upper or lower half of your body. It receives blood from several smaller veins. This is blood with the oxygen removed that the vena ...

Compression or obstruction of the superior vena cava, a major vein in your body, can lead to superior vena cava syndrome, or SVCS. It’s treatable, but most cases are caused by cancer. The superior ...

The inferior vena cava is also referred to as the posterior vena cava. It’s the largest vein in the human body. The inferior vena cava carries deoxygenated blood from the lower body to the heart.

The superior vena cava is the vein that carries deoxygenated blood from the upper body to the heart. Superior vena cava syndrome is often a secondary problem caused by a cancerous tumor or a blood ...