Saddle pulmonary embolism is where a large blood clot sits on top of, or "saddles", the main pulmonary artery at the point where the artery divides and branches into the left and right lung. Learn ...

A pulmonary embolism can occur after surgery if blood pools in the veins, allowing a clot to form. It can be life threatening. Learn how to reduce the risk here.

A pulmonary embolism is usually caused by a blood clot in one of the body's deep veins. But it may be caused by other foreign substances. Learn more.