The inferior vena cava (also known as IVC or the posterior vena cava) is a large vein that carries oxygen-depleted blood from the torso and lower body to the right side of the heart. From there ...

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 ...

Pregnant people with inferior vena cava syndrome may experience lightheadedness and low blood pressure when they lie on their backs. Lying on the left side usually eases symptoms.

Did you know that certain medications can cause symptom of 'Superior vena cava syndrome'. Find these drugs listed on the page and be warned of similar symptoms as possible side-effects.

A persistent left-sided superior vena cava occurs in 0.3% of the normal population and is often not recognized unless a central venous line or pacemaker is inserted.

Speculation: Left axis of the P waves, if present in patients with congenital heart defects, may suggest persistent left superior vena cava draining to the coronary sinus.

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 ...

Find out what you need to know about the vena cava. Learn about these important blood vessels' location, functions, and disorders.

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