Florida children in grades six through eight are required under current law to take one semester of physical education every year, but the state is now considering a bill to eliminate the requirement for that class.
Superior vena cava syndrome (SVCS) is obstruction of blood flow through the superior vena cava (SVC). It is a medical emergency and most often manifests in patients with a malignant disease process within the thorax. A patient with SVCS requires immediate diagnostic evaluation and therapy.
Causes of superior vena cava syndrome. SVCS is more common for people who have lung cancer, non-Hodgkin lymphoma, or cancers that spread to the chest. But cancer can cause SVCS in other ways: A tumor in the chest may press on the superior vena cava. A tumor may grow into the superior vena cava, causing a blockage.