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.
The superior vena cava brings oxygen-poor blood from the head, neck and arms to the right atrium, while the inferior vena cava returns oxygen-poor blood to the same chamber from lower portions of the body.Remember that both the superior and inferior vena cavae (cavae is plural for cava and is pronounced cay-veeh).he superior vena cava brings oxygen-poor blood from the head, neck and arms to the right atrium, while the inferior vena cava returns oxygen-poor blood to the same chamber from lower portions of the body.