Pulmonary embolism

This information is about acute pulmonary embolism.

We explain what it is, how it’s caused and what the typical symptoms are. We also explain how pulmonary embolism is diagnosed and treated, and what you can do to prevent having a pulmonary embolism.

This information is for people who have been diagnosed with a pulmonary embolism and want to know more about it. If you are concerned about symptoms, call 111 for medical advice. In a medical emergency, call 999.