pulmonary embolism

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun pathology The embolism or obstruction of a pulmonary artery, usually by a detached blood clot from a leg or pelvic vein, which causes a stoppage of blood into the lungs; symptoms include shortness of breath, chest pain, fainting, and sometimes death.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun blockage of the pulmonary artery by foreign matter or by a blood clot