It is the lower, or inferior, part of the vena cava—a large vein also made up of the superior vena cava that carries blood from the head, neck, arms, and chest in the upper body to the heart.

When the superior vena cava is obstructed, blood flows through a collateral vascular network to the lower body and the inferior vena cava or the azygos vein. It generally takes several weeks for ...

Learn about superior vena cava syndrome, including how symptoms differ in children and during pregnancy.

The inferior vena cava transports blood from your lower limbs, liver, digestive system, kidneys, reproductive system, and other organs and tissues of the body below the diaphragm.

Superior vena cava syndrome occurs when a major vein that can become blocked either with a blood clot or a cancerous tumour. In this MNT Knowledge Center article, learn about superior vena cava ...

Superior vena cava syndrome (SVCS) is when something -- usually a cancerous tumor -- blocks or pinches the superior vena cava, a major vein that carries blood from your chest, neck, and head to ...

Interruption of the inferior vena cava was contemplated, but the patient's condition interdicted any operative interference.

Compression of the superior vena cava resulting in obstruction will cause blood flow through the collaterals to the lower body through the azygous vein or inferior vena cava.

A case study of a patient who developed superior vena cava syndrome following radiofrequency ablation of the sinoatrial and atrioventricular nodes, and pacemaker implantation.