Lungs: 10 Most Common Causes For Pulmonary Embolism
Smoking damages blood vessels and increases clotting factors, raising the risk of PE A pulmonary embolism (PE) is a sudden blockage in one of the pulmonary arteries in the lungs, typically caused by a blood clot that has traveled from the deep veins in the legs (a condition known as deep vein thrombosis, or DVT).