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.
Superior Vena Cava. Superior vena cava is a large vein which brings deoxygenated blood into the right atrium of the heart from the upper half of the body, including neck, head and upper limbs. It begins above the heart.uperior Vena Cava. Superior vena cava is a large vein which brings deoxygenated blood into the right atrium of the heart from the upper half of the body, including neck, head and upper limbs. It begins above the heart.