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Pulmonary embolism happens when one or more of your arteries in your lungs gets blocked by a blood clot, fat or tumour. The most common type of pulmonary embolism is caused by a blood clot that moves through your blood stream, goes through your heart and blocks off an artery in your lung.
Most pulmonary embolisms are caused from clots originating in the lower extremities (deep vein thrombosis), and many resolve on their own. However in some cases, pulmonary embolism can cause sudden death.
Pulmonary embolism can be caused by:
If you have any of the following symptoms, or if you think you have pulmonary embolism, see your doctor right away. Your symptoms could be caused by pulmonary embolism, or they could be caused by another disease.
If you think you have a pulmonary embolism it is important to get medical treatment right away.