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.
1- Superior vena cava syndrome: due to obstruction on the SVC, engorgement of vein on the upper half of the body. 2- Dyspnea and cough: due to obstruction over the trachea. 3- Dysphagia: due to pressure over the esophagus. 4- Hoarseness of voice: due to pressure on the left recurrent laryngeal nerve.