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 your ...

There are multiple factors involved in the pathogenesis of VT following implantation of a transvenous pacing/implantable cardioverter defibrillator system. Ligation of the access vein can cause a ...

The differential diagnoses of SVC syndrome include cardiac tamponade and right ventricular dysfunction. Dedicated cardiac imaging with echocardiography can distinguish between these diagnoses. Once ...