See also: List of states and territories of the United States. This table includes abbreviations for three independent nations related to the United States through Compacts of Free Association, and other comparable postal abbreviations, including those now obsolete. Codes and abbreviations for U.S. states, territories and other regions.
Pulmonary embolism is the sudden blockage of a major blood vessel (artery) in the lung, usually by a blood clot . In most cases, the clots are small and are not deadly, but they can damage the lung. But if the clot is large and stops blood flow to the lung, it can be deadly.
Educating yourself about lung cancer: Signs and symptoms: Blood clot-lung. Pulmonary embolus. A pulmonary embolus is a blockage of an artery in the lungs by fat, air, blood clot, or tumor cells. Venous thrombo-embolism; Lung blood clot; Blood clot-lung; Embolus; Tumor embolus. Causes. Pulmonary emboli are most often caused by blood clots in the veins, especially veins in the legs or in the pelvis (hips).